1366040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 64

約数和(自身を含む): 3447360

約数和(自身を除く): 2081320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 71, 74, 104, 130, 142, 148, 185, 260, 284, 296, 355, 370, 481, 520, 568, 710, 740, 923, 962, 1420, 1480, 1846, 1924, 2405, 2627, 2840, 3692, 3848, 4615, 4810, 5254, 7384, 9230, 9620, 10508, 13135, 18460, 19240, 21016, 26270, 34151, 36920, 52540, 68302, 105080, 136604, 170755, 273208, 341510, 683020, 1366040]

約数ペア:

[(1, 1366040), (2, 683020), (4, 341510), (5, 273208), (8, 170755), (10, 136604), (13, 105080), (20, 68302), (26, 52540), (37, 36920), (40, 34151), (52, 26270), (65, 21016), (71, 19240), (74, 18460), (104, 13135), (130, 10508), (142, 9620), (148, 9230), (185, 7384), (260, 5254), (284, 4810), (296, 4615), (355, 3848), (370, 3692), (481, 2840), (520, 2627), (568, 2405), (710, 1924), (740, 1846), (923, 1480), (962, 1420)]