20120899190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9911773}}^1$

素因数の和:9911816

約数の個数: 32

約数和(自身を含む): 42818863680

約数和(自身を除く): 22697964490

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9911773, 19823546, 49558865, 69382411, 99117730, 138764822, 287441417, 346912055, 574882834, 693824110, 1437207085, 2012089919, 2874414170, 4024179838, 10060449595, 20120899190]

約数ペア:

[(1, 20120899190), (2, 10060449595), (5, 4024179838), (7, 2874414170), (10, 2012089919), (14, 1437207085), (29, 693824110), (35, 574882834), (58, 346912055), (70, 287441417), (145, 138764822), (203, 99117730), (290, 69382411), (406, 49558865), (1015, 19823546), (2030, 9911773)]