30686590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8999}}^1$

素因数の和:9048

約数の個数: 32

約数和(自身を含む): 62208000

約数和(自身を除く): 31521410

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 8999, 17998, 44995, 89990, 98989, 197978, 278969, 494945, 557938, 989890, 1394845, 2789690, 3068659, 6137318, 15343295, 30686590]

約数ペア:

[(1, 30686590), (2, 15343295), (5, 6137318), (10, 3068659), (11, 2789690), (22, 1394845), (31, 989890), (55, 557938), (62, 494945), (110, 278969), (155, 197978), (310, 98989), (341, 89990), (682, 44995), (1705, 17998), (3410, 8999)]