299144420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1\times {\mathrm{857}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 650377728

約数和(自身を除く): 351233308

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 563, 620, 857, 1126, 1714, 2252, 2815, 3428, 4285, 5630, 8570, 11260, 17140, 17453, 26567, 34906, 53134, 69812, 87265, 106268, 132835, 174530, 265670, 349060, 482491, 531340, 964982, 1929964, 2412455, 4824910, 9649820, 14957221, 29914442, 59828884, 74786105, 149572210, 299144420]

約数ペア:

[(1, 299144420), (2, 149572210), (4, 74786105), (5, 59828884), (10, 29914442), (20, 14957221), (31, 9649820), (62, 4824910), (124, 2412455), (155, 1929964), (310, 964982), (563, 531340), (620, 482491), (857, 349060), (1126, 265670), (1714, 174530), (2252, 132835), (2815, 106268), (3428, 87265), (4285, 69812), (5630, 53134), (8570, 34906), (11260, 26567), (17140, 17453)]