1809114320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1739533}}^1$

素因数の和:1739559

約数の個数: 40

約数和(自身を含む): 4529746536

約数和(自身を除く): 2720632216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1739533, 3479066, 6958132, 8697665, 13916264, 17395330, 22613929, 27832528, 34790660, 45227858, 69581320, 90455716, 113069645, 139162640, 180911432, 226139290, 361822864, 452278580, 904557160, 1809114320]

約数ペア:

[(1, 1809114320), (2, 904557160), (4, 452278580), (5, 361822864), (8, 226139290), (10, 180911432), (13, 139162640), (16, 113069645), (20, 90455716), (26, 69581320), (40, 45227858), (52, 34790660), (65, 27832528), (80, 22613929), (104, 17395330), (130, 13916264), (208, 8697665), (260, 6958132), (520, 3479066), (1040, 1739533)]