40099280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38557}}^1$

素因数の和:38583

約数の個数: 40

約数和(自身を含む): 100405032

約数和(自身を除く): 60305752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 38557, 77114, 154228, 192785, 308456, 385570, 501241, 616912, 771140, 1002482, 1542280, 2004964, 2506205, 3084560, 4009928, 5012410, 8019856, 10024820, 20049640, 40099280]

約数ペア:

[(1, 40099280), (2, 20049640), (4, 10024820), (5, 8019856), (8, 5012410), (10, 4009928), (13, 3084560), (16, 2506205), (20, 2004964), (26, 1542280), (40, 1002482), (52, 771140), (65, 616912), (80, 501241), (104, 385570), (130, 308456), (208, 192785), (260, 154228), (520, 77114), (1040, 38557)]