39985660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 144

約数和(自身を含む): 105106176

約数和(自身を除く): 65120516

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 41, 44, 52, 55, 62, 65, 82, 110, 121, 124, 130, 143, 155, 164, 205, 220, 242, 260, 286, 310, 341, 403, 410, 451, 484, 533, 572, 605, 620, 682, 715, 806, 820, 902, 1066, 1210, 1271, 1364, 1430, 1573, 1612, 1705, 1804, 2015, 2132, 2255, 2420, 2542, 2665, 2860, 3146, 3410, 3751, 4030, 4433, 4510, 4961, 5084, 5330, 5863, 6292, 6355, 6820, 7502, 7865, 8060, 8866, 9020, 9922, 10660, 11726, 12710, 13981, 15004, 15730, 16523, 17732, 18755, 19844, 22165, 23452, 24805, 25420, 27962, 29315, 31460, 33046, 37510, 44330, 48763, 49610, 55924, 58630, 64493, 66092, 69905, 75020, 82615, 88660, 97526, 99220, 117260, 128986, 139810, 153791, 165230, 181753, 195052, 243815, 257972, 279620, 307582, 322465, 330460, 363506, 487630, 615164, 644930, 727012, 768955, 908765, 975260, 1289860, 1537910, 1817530, 1999283, 3075820, 3635060, 3998566, 7997132, 9996415, 19992830, 39985660]

約数ペア:

[(1, 39985660), (2, 19992830), (4, 9996415), (5, 7997132), (10, 3998566), (11, 3635060), (13, 3075820), (20, 1999283), (22, 1817530), (26, 1537910), (31, 1289860), (41, 975260), (44, 908765), (52, 768955), (55, 727012), (62, 644930), (65, 615164), (82, 487630), (110, 363506), (121, 330460), (124, 322465), (130, 307582), (143, 279620), (155, 257972), (164, 243815), (205, 195052), (220, 181753), (242, 165230), (260, 153791), (286, 139810), (310, 128986), (341, 117260), (403, 99220), (410, 97526), (451, 88660), (484, 82615), (533, 75020), (572, 69905), (605, 66092), (620, 64493), (682, 58630), (715, 55924), (806, 49610), (820, 48763), (902, 44330), (1066, 37510), (1210, 33046), (1271, 31460), (1364, 29315), (1430, 27962), (1573, 25420), (1612, 24805), (1705, 23452), (1804, 22165), (2015, 19844), (2132, 18755), (2255, 17732), (2420, 16523), (2542, 15730), (2665, 15004), (2860, 13981), (3146, 12710), (3410, 11726), (3751, 10660), (4030, 9922), (4433, 9020), (4510, 8866), (4961, 8060), (5084, 7865), (5330, 7502), (5863, 6820), (6292, 6355)]