857100660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1098847}}^1$

素因数の和:1098872

約数の個数: 48

約数和(自身を含む): 2584490496

約数和(自身を除く): 1727389836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1098847, 2197694, 3296541, 4395388, 5494235, 6593082, 10988470, 13186164, 14285011, 16482705, 21976940, 28570022, 32965410, 42855033, 57140044, 65930820, 71425055, 85710066, 142850110, 171420132, 214275165, 285700220, 428550330, 857100660]

約数ペア:

[(1, 857100660), (2, 428550330), (3, 285700220), (4, 214275165), (5, 171420132), (6, 142850110), (10, 85710066), (12, 71425055), (13, 65930820), (15, 57140044), (20, 42855033), (26, 32965410), (30, 28570022), (39, 21976940), (52, 16482705), (60, 14285011), (65, 13186164), (78, 10988470), (130, 6593082), (156, 5494235), (195, 4395388), (260, 3296541), (390, 2197694), (780, 1098847)]