141943640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{2111}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 327507840

約数和(自身を除く): 185564200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1681, 2111, 3362, 4222, 6724, 8405, 8444, 10555, 13448, 16810, 16888, 21110, 33620, 42220, 67240, 84440, 86551, 173102, 346204, 432755, 692408, 865510, 1731020, 3462040, 3548591, 7097182, 14194364, 17742955, 28388728, 35485910, 70971820, 141943640]

約数ペア:

[(1, 141943640), (2, 70971820), (4, 35485910), (5, 28388728), (8, 17742955), (10, 14194364), (20, 7097182), (40, 3548591), (41, 3462040), (82, 1731020), (164, 865510), (205, 692408), (328, 432755), (410, 346204), (820, 173102), (1640, 86551), (1681, 84440), (2111, 67240), (3362, 42220), (4222, 33620), (6724, 21110), (8405, 16888), (8444, 16810), (10555, 13448)]