291213273040

素因数分解:

$2^4\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{1644901}}^1$

素因数の和:1647127

約数の個数: 40

約数和(自身を含む): 677377223208

約数和(自身を除く): 386163950168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2213, 4426, 8852, 11065, 17704, 22130, 35408, 44260, 88520, 177040, 1644901, 3289802, 6579604, 8224505, 13159208, 16449010, 26318416, 32898020, 65796040, 131592080, 3640165913, 7280331826, 14560663652, 18200829565, 29121327304, 36401659130, 58242654608, 72803318260, 145606636520, 291213273040]

約数ペア:

[(1, 291213273040), (2, 145606636520), (4, 72803318260), (5, 58242654608), (8, 36401659130), (10, 29121327304), (16, 18200829565), (20, 14560663652), (40, 7280331826), (80, 3640165913), (2213, 131592080), (4426, 65796040), (8852, 32898020), (11065, 26318416), (17704, 16449010), (22130, 13159208), (35408, 8224505), (44260, 6579604), (88520, 3289802), (177040, 1644901)]