12218480

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{937}}^1$

素因数の和:1113

約数の個数: 40

約数和(自身を含む): 28612752

約数和(自身を除く): 16394272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 937, 1304, 1630, 1874, 2608, 3260, 3748, 4685, 6520, 7496, 9370, 13040, 14992, 18740, 37480, 74960, 152731, 305462, 610924, 763655, 1221848, 1527310, 2443696, 3054620, 6109240, 12218480]

約数ペア:

[(1, 12218480), (2, 6109240), (4, 3054620), (5, 2443696), (8, 1527310), (10, 1221848), (16, 763655), (20, 610924), (40, 305462), (80, 152731), (163, 74960), (326, 37480), (652, 18740), (815, 14992), (937, 13040), (1304, 9370), (1630, 7496), (1874, 6520), (2608, 4685), (3260, 3748)]