20121432700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{967}}^1$

素因数の和:1196

約数の個数: 144

約数和(自身を含む): 46582018560

約数和(自身を除く): 26460585860

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 83, 92, 100, 109, 115, 166, 218, 230, 332, 415, 436, 460, 545, 575, 830, 967, 1090, 1150, 1660, 1909, 1934, 2075, 2180, 2300, 2507, 2725, 3818, 3868, 4150, 4835, 5014, 5450, 7636, 8300, 9047, 9545, 9670, 10028, 10900, 12535, 18094, 19090, 19340, 22241, 24175, 25070, 36188, 38180, 44482, 45235, 47725, 48350, 50140, 62675, 80261, 88964, 90470, 95450, 96700, 105403, 111205, 125350, 160522, 180940, 190900, 208081, 210806, 222410, 226175, 250700, 321044, 401305, 416162, 421612, 444820, 452350, 527015, 556025, 802610, 832324, 904700, 1040405, 1054030, 1112050, 1605220, 1846003, 2006525, 2080810, 2108060, 2224100, 2424269, 2635075, 3692006, 4013050, 4161620, 4848538, 5202025, 5270150, 7384012, 8026100, 8748449, 9230015, 9697076, 10404050, 10540300, 12121345, 17496898, 18460030, 20808100, 24242690, 34993796, 36920060, 43742245, 46150075, 48485380, 60606725, 87484490, 92300150, 121213450, 174968980, 184600300, 201214327, 218711225, 242426900, 402428654, 437422450, 804857308, 874844900, 1006071635, 2012143270, 4024286540, 5030358175, 10060716350, 20121432700]

約数ペア:

[(1, 20121432700), (2, 10060716350), (4, 5030358175), (5, 4024286540), (10, 2012143270), (20, 1006071635), (23, 874844900), (25, 804857308), (46, 437422450), (50, 402428654), (83, 242426900), (92, 218711225), (100, 201214327), (109, 184600300), (115, 174968980), (166, 121213450), (218, 92300150), (230, 87484490), (332, 60606725), (415, 48485380), (436, 46150075), (460, 43742245), (545, 36920060), (575, 34993796), (830, 24242690), (967, 20808100), (1090, 18460030), (1150, 17496898), (1660, 12121345), (1909, 10540300), (1934, 10404050), (2075, 9697076), (2180, 9230015), (2300, 8748449), (2507, 8026100), (2725, 7384012), (3818, 5270150), (3868, 5202025), (4150, 4848538), (4835, 4161620), (5014, 4013050), (5450, 3692006), (7636, 2635075), (8300, 2424269), (9047, 2224100), (9545, 2108060), (9670, 2080810), (10028, 2006525), (10900, 1846003), (12535, 1605220), (18094, 1112050), (19090, 1054030), (19340, 1040405), (22241, 904700), (24175, 832324), (25070, 802610), (36188, 556025), (38180, 527015), (44482, 452350), (45235, 444820), (47725, 421612), (48350, 416162), (50140, 401305), (62675, 321044), (80261, 250700), (88964, 226175), (90470, 222410), (95450, 210806), (96700, 208081), (105403, 190900), (111205, 180940), (125350, 160522)]