2942187880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1794017}}^1$

素因数の和:1794069

約数の個数: 32

約数和(自身を含む): 6781388040

約数和(自身を除く): 3839200160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1794017, 3588034, 7176068, 8970085, 14352136, 17940170, 35880340, 71760680, 73554697, 147109394, 294218788, 367773485, 588437576, 735546970, 1471093940, 2942187880]

約数ペア:

[(1, 2942187880), (2, 1471093940), (4, 735546970), (5, 588437576), (8, 367773485), (10, 294218788), (20, 147109394), (40, 73554697), (41, 71760680), (82, 35880340), (164, 17940170), (205, 14352136), (328, 8970085), (410, 7176068), (820, 3588034), (1640, 1794017)]