2080261664

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263191}}^1$

素因数の和:263233

約数の個数: 48

約数和(自身を含む): 4642706880

約数和(自身を除く): 2562445216

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 263191, 526382, 1052764, 2105528, 3421483, 4211056, 5000629, 6842966, 8422112, 10001258, 13685932, 20002516, 27371864, 40005032, 54743728, 65008177, 80010064, 109487456, 130016354, 160020128, 260032708, 520065416, 1040130832, 2080261664]

約数ペア:

[(1, 2080261664), (2, 1040130832), (4, 520065416), (8, 260032708), (13, 160020128), (16, 130016354), (19, 109487456), (26, 80010064), (32, 65008177), (38, 54743728), (52, 40005032), (76, 27371864), (104, 20002516), (152, 13685932), (208, 10001258), (247, 8422112), (304, 6842966), (416, 5000629), (494, 4211056), (608, 3421483), (988, 2105528), (1976, 1052764), (3952, 526382), (7904, 263191)]