1319840

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 48

約数和(自身を含む): 3188808

約数和(自身を除く): 1868968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 113, 146, 160, 226, 292, 365, 452, 565, 584, 730, 904, 1130, 1168, 1460, 1808, 2260, 2336, 2920, 3616, 4520, 5840, 8249, 9040, 11680, 16498, 18080, 32996, 41245, 65992, 82490, 131984, 164980, 263968, 329960, 659920, 1319840]

約数ペア:

[(1, 1319840), (2, 659920), (4, 329960), (5, 263968), (8, 164980), (10, 131984), (16, 82490), (20, 65992), (32, 41245), (40, 32996), (73, 18080), (80, 16498), (113, 11680), (146, 9040), (160, 8249), (226, 5840), (292, 4520), (365, 3616), (452, 2920), (565, 2336), (584, 2260), (730, 1808), (904, 1460), (1130, 1168)]