16687840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 43436736

約数和(自身を除く): 26748896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 71, 80, 104, 113, 130, 142, 160, 208, 226, 260, 284, 355, 416, 452, 520, 565, 568, 710, 904, 923, 1040, 1130, 1136, 1420, 1469, 1808, 1846, 2080, 2260, 2272, 2840, 2938, 3616, 3692, 4520, 4615, 5680, 5876, 7345, 7384, 8023, 9040, 9230, 11360, 11752, 14690, 14768, 16046, 18080, 18460, 23504, 29380, 29536, 32092, 36920, 40115, 47008, 58760, 64184, 73840, 80230, 104299, 117520, 128368, 147680, 160460, 208598, 235040, 256736, 320920, 417196, 521495, 641840, 834392, 1042990, 1283680, 1668784, 2085980, 3337568, 4171960, 8343920, 16687840]

約数ペア:

[(1, 16687840), (2, 8343920), (4, 4171960), (5, 3337568), (8, 2085980), (10, 1668784), (13, 1283680), (16, 1042990), (20, 834392), (26, 641840), (32, 521495), (40, 417196), (52, 320920), (65, 256736), (71, 235040), (80, 208598), (104, 160460), (113, 147680), (130, 128368), (142, 117520), (160, 104299), (208, 80230), (226, 73840), (260, 64184), (284, 58760), (355, 47008), (416, 40115), (452, 36920), (520, 32092), (565, 29536), (568, 29380), (710, 23504), (904, 18460), (923, 18080), (1040, 16046), (1130, 14768), (1136, 14690), (1420, 11752), (1469, 11360), (1808, 9230), (1846, 9040), (2080, 8023), (2260, 7384), (2272, 7345), (2840, 5876), (2938, 5680), (3616, 4615), (3692, 4520)]