1639731670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1\times {\mathrm{9011}}^1$

素因数の和:9636

約数の個数: 32

約数和(自身を含む): 3052256256

約数和(自身を除く): 1412524586

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 587, 1174, 2935, 5870, 9011, 18022, 18197, 36394, 45055, 90110, 90985, 181970, 279341, 558682, 1396705, 2793410, 5289457, 10578914, 26447285, 52894570, 163973167, 327946334, 819865835, 1639731670]

約数ペア:

[(1, 1639731670), (2, 819865835), (5, 327946334), (10, 163973167), (31, 52894570), (62, 26447285), (155, 10578914), (310, 5289457), (587, 2793410), (1174, 1396705), (2935, 558682), (5870, 279341), (9011, 181970), (18022, 90985), (18197, 90110), (36394, 45055)]