39964912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{709}}^1$

素因数の和:1001

約数の個数: 40

約数和(自身を含む): 83814080

約数和(自身を除く): 43849168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 271, 542, 709, 1084, 1418, 2168, 2836, 3523, 4336, 5672, 7046, 9217, 11344, 14092, 18434, 28184, 36868, 56368, 73736, 147472, 192139, 384278, 768556, 1537112, 2497807, 3074224, 4995614, 9991228, 19982456, 39964912]

約数ペア:

[(1, 39964912), (2, 19982456), (4, 9991228), (8, 4995614), (13, 3074224), (16, 2497807), (26, 1537112), (52, 768556), (104, 384278), (208, 192139), (271, 147472), (542, 73736), (709, 56368), (1084, 36868), (1418, 28184), (2168, 18434), (2836, 14092), (3523, 11344), (4336, 9217), (5672, 7046)]