9894540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4457}}^1$

素因数の和:4506

約数の個数: 48

約数和(自身を含む): 28459872

約数和(自身を除く): 18565332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 4457, 8914, 13371, 17828, 22285, 26742, 44570, 53484, 66855, 89140, 133710, 164909, 267420, 329818, 494727, 659636, 824545, 989454, 1649090, 1978908, 2473635, 3298180, 4947270, 9894540]

約数ペア:

[(1, 9894540), (2, 4947270), (3, 3298180), (4, 2473635), (5, 1978908), (6, 1649090), (10, 989454), (12, 824545), (15, 659636), (20, 494727), (30, 329818), (37, 267420), (60, 164909), (74, 133710), (111, 89140), (148, 66855), (185, 53484), (222, 44570), (370, 26742), (444, 22285), (555, 17828), (740, 13371), (1110, 8914), (2220, 4457)]