868490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 1883520

約数和(自身を除く): 1015030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 653, 665, 1306, 1330, 3265, 4571, 6530, 9142, 12407, 22855, 24814, 45710, 62035, 86849, 124070, 173698, 434245, 868490]

約数ペア:

[(1, 868490), (2, 434245), (5, 173698), (7, 124070), (10, 86849), (14, 62035), (19, 45710), (35, 24814), (38, 22855), (70, 12407), (95, 9142), (133, 6530), (190, 4571), (266, 3265), (653, 1330), (665, 1306)]