26808890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 49818240

約数和(自身を除く): 23009350

約数列:

[1, 2, 5, 10, 61, 71, 122, 142, 305, 355, 610, 619, 710, 1238, 3095, 4331, 6190, 8662, 21655, 37759, 43310, 43949, 75518, 87898, 188795, 219745, 377590, 439490, 2680889, 5361778, 13404445, 26808890]

約数ペア:

[(1, 26808890), (2, 13404445), (5, 5361778), (10, 2680889), (61, 439490), (71, 377590), (122, 219745), (142, 188795), (305, 87898), (355, 75518), (610, 43949), (619, 43310), (710, 37759), (1238, 21655), (3095, 8662), (4331, 6190)]