3858920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 9631440

約数和(自身を除く): 5772520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 181, 205, 260, 328, 362, 410, 520, 533, 724, 820, 905, 1066, 1448, 1640, 1810, 2132, 2353, 2665, 3620, 4264, 4706, 5330, 7240, 7421, 9412, 10660, 11765, 14842, 18824, 21320, 23530, 29684, 37105, 47060, 59368, 74210, 94120, 96473, 148420, 192946, 296840, 385892, 482365, 771784, 964730, 1929460, 3858920]

約数ペア:

[(1, 3858920), (2, 1929460), (4, 964730), (5, 771784), (8, 482365), (10, 385892), (13, 296840), (20, 192946), (26, 148420), (40, 96473), (41, 94120), (52, 74210), (65, 59368), (82, 47060), (104, 37105), (130, 29684), (164, 23530), (181, 21320), (205, 18824), (260, 14842), (328, 11765), (362, 10660), (410, 9412), (520, 7421), (533, 7240), (724, 5330), (820, 4706), (905, 4264), (1066, 3620), (1448, 2665), (1640, 2353), (1810, 2132)]