1698320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 80

約数和(自身を含む): 4499712

約数和(自身を除く): 2801392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 71, 80, 92, 104, 115, 130, 142, 184, 208, 230, 260, 284, 299, 355, 368, 460, 520, 568, 598, 710, 920, 923, 1040, 1136, 1196, 1420, 1495, 1633, 1840, 1846, 2392, 2840, 2990, 3266, 3692, 4615, 4784, 5680, 5980, 6532, 7384, 8165, 9230, 11960, 13064, 14768, 16330, 18460, 21229, 23920, 26128, 32660, 36920, 42458, 65320, 73840, 84916, 106145, 130640, 169832, 212290, 339664, 424580, 849160, 1698320]

約数ペア:

[(1, 1698320), (2, 849160), (4, 424580), (5, 339664), (8, 212290), (10, 169832), (13, 130640), (16, 106145), (20, 84916), (23, 73840), (26, 65320), (40, 42458), (46, 36920), (52, 32660), (65, 26128), (71, 23920), (80, 21229), (92, 18460), (104, 16330), (115, 14768), (130, 13064), (142, 11960), (184, 9230), (208, 8165), (230, 7384), (260, 6532), (284, 5980), (299, 5680), (355, 4784), (368, 4615), (460, 3692), (520, 3266), (568, 2990), (598, 2840), (710, 2392), (920, 1846), (923, 1840), (1040, 1633), (1136, 1495), (1196, 1420)]