15900018640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1033}}^1\times {\mathrm{17491}}^1$

素因数の和:18548

約数の個数: 80

約数和(自身を含む): 40369576896

約数和(自身を除く): 24469558256

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1033, 2066, 4132, 5165, 8264, 10330, 11363, 16528, 17491, 20660, 22726, 34982, 41320, 45452, 56815, 69964, 82640, 87455, 90904, 113630, 139928, 174910, 181808, 192401, 227260, 279856, 349820, 384802, 454520, 699640, 769604, 909040, 962005, 1399280, 1539208, 1924010, 3078416, 3848020, 7696040, 15392080, 18068203, 36136406, 72272812, 90341015, 144545624, 180682030, 198750233, 289091248, 361364060, 397500466, 722728120, 795000932, 993751165, 1445456240, 1590001864, 1987502330, 3180003728, 3975004660, 7950009320, 15900018640]

約数ペア:

[(1, 15900018640), (2, 7950009320), (4, 3975004660), (5, 3180003728), (8, 1987502330), (10, 1590001864), (11, 1445456240), (16, 993751165), (20, 795000932), (22, 722728120), (40, 397500466), (44, 361364060), (55, 289091248), (80, 198750233), (88, 180682030), (110, 144545624), (176, 90341015), (220, 72272812), (440, 36136406), (880, 18068203), (1033, 15392080), (2066, 7696040), (4132, 3848020), (5165, 3078416), (8264, 1924010), (10330, 1539208), (11363, 1399280), (16528, 962005), (17491, 909040), (20660, 769604), (22726, 699640), (34982, 454520), (41320, 384802), (45452, 349820), (56815, 279856), (69964, 227260), (82640, 192401), (87455, 181808), (90904, 174910), (113630, 139928)]