20158219860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{223831}}^1$

素因数の和:223941

約数の個数: 96

約数和(自身を含む): 60166041600

約数和(自身を除く): 40007821740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 79, 95, 114, 158, 190, 228, 237, 285, 316, 380, 395, 474, 570, 790, 948, 1140, 1185, 1501, 1580, 2370, 3002, 4503, 4740, 6004, 7505, 9006, 15010, 18012, 22515, 30020, 45030, 90060, 223831, 447662, 671493, 895324, 1119155, 1342986, 2238310, 2685972, 3357465, 4252789, 4476620, 6714930, 8505578, 12758367, 13429860, 17011156, 17682649, 21263945, 25516734, 35365298, 42527890, 51033468, 53047947, 63791835, 70730596, 85055780, 88413245, 106095894, 127583670, 176826490, 212191788, 255167340, 265239735, 335970331, 353652980, 530479470, 671940662, 1007910993, 1060958940, 1343881324, 1679851655, 2015821986, 3359703310, 4031643972, 5039554965, 6719406620, 10079109930, 20158219860]

約数ペア:

[(1, 20158219860), (2, 10079109930), (3, 6719406620), (4, 5039554965), (5, 4031643972), (6, 3359703310), (10, 2015821986), (12, 1679851655), (15, 1343881324), (19, 1060958940), (20, 1007910993), (30, 671940662), (38, 530479470), (57, 353652980), (60, 335970331), (76, 265239735), (79, 255167340), (95, 212191788), (114, 176826490), (158, 127583670), (190, 106095894), (228, 88413245), (237, 85055780), (285, 70730596), (316, 63791835), (380, 53047947), (395, 51033468), (474, 42527890), (570, 35365298), (790, 25516734), (948, 21263945), (1140, 17682649), (1185, 17011156), (1501, 13429860), (1580, 12758367), (2370, 8505578), (3002, 6714930), (4503, 4476620), (4740, 4252789), (6004, 3357465), (7505, 2685972), (9006, 2238310), (15010, 1342986), (18012, 1119155), (22515, 895324), (30020, 671493), (45030, 447662), (90060, 223831)]