20260980980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1006007}}^1$

素因数の和:1006088

約数の個数: 48

約数和(自身を含む): 45632522880

約数和(自身を除く): 25371541900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 10070, 20140, 1006007, 2012014, 4024028, 5030035, 10060070, 19114133, 20120140, 38228266, 53318371, 76456532, 95570665, 106636742, 191141330, 213273484, 266591855, 382282660, 533183710, 1013049049, 1066367420, 2026098098, 4052196196, 5065245245, 10130490490, 20260980980]

約数ペア:

[(1, 20260980980), (2, 10130490490), (4, 5065245245), (5, 4052196196), (10, 2026098098), (19, 1066367420), (20, 1013049049), (38, 533183710), (53, 382282660), (76, 266591855), (95, 213273484), (106, 191141330), (190, 106636742), (212, 95570665), (265, 76456532), (380, 53318371), (530, 38228266), (1007, 20120140), (1060, 19114133), (2014, 10060070), (4028, 5030035), (5035, 4024028), (10070, 2012014), (20140, 1006007)]