5455640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 13296960

約数和(自身を除く): 7841320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 113, 136, 142, 170, 226, 284, 340, 355, 452, 565, 568, 680, 710, 904, 1130, 1207, 1420, 1921, 2260, 2414, 2840, 3842, 4520, 4828, 6035, 7684, 8023, 9605, 9656, 12070, 15368, 16046, 19210, 24140, 32092, 38420, 40115, 48280, 64184, 76840, 80230, 136391, 160460, 272782, 320920, 545564, 681955, 1091128, 1363910, 2727820, 5455640]

約数ペア:

[(1, 5455640), (2, 2727820), (4, 1363910), (5, 1091128), (8, 681955), (10, 545564), (17, 320920), (20, 272782), (34, 160460), (40, 136391), (68, 80230), (71, 76840), (85, 64184), (113, 48280), (136, 40115), (142, 38420), (170, 32092), (226, 24140), (284, 19210), (340, 16046), (355, 15368), (452, 12070), (565, 9656), (568, 9605), (680, 8023), (710, 7684), (904, 6035), (1130, 4828), (1207, 4520), (1420, 3842), (1921, 2840), (2260, 2414)]