8856640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2129}}^1$

素因数の和:2159

約数の個数: 56

約数和(自身を含む): 22722840

約数和(自身を除く): 13866200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 2129, 4160, 4258, 8516, 10645, 17032, 21290, 27677, 34064, 42580, 55354, 68128, 85160, 110708, 136256, 138385, 170320, 221416, 276770, 340640, 442832, 553540, 681280, 885664, 1107080, 1771328, 2214160, 4428320, 8856640]

約数ペア:

[(1, 8856640), (2, 4428320), (4, 2214160), (5, 1771328), (8, 1107080), (10, 885664), (13, 681280), (16, 553540), (20, 442832), (26, 340640), (32, 276770), (40, 221416), (52, 170320), (64, 138385), (65, 136256), (80, 110708), (104, 85160), (130, 68128), (160, 55354), (208, 42580), (260, 34064), (320, 27677), (416, 21290), (520, 17032), (832, 10645), (1040, 8516), (2080, 4258), (2129, 4160)]