2640390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{311}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 6379776

約数和(自身を除く): 3739386

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 283, 311, 566, 622, 849, 933, 1415, 1555, 1698, 1866, 2830, 3110, 4245, 4665, 8490, 9330, 88013, 176026, 264039, 440065, 528078, 880130, 1320195, 2640390]

約数ペア:

[(1, 2640390), (2, 1320195), (3, 880130), (5, 528078), (6, 440065), (10, 264039), (15, 176026), (30, 88013), (283, 9330), (311, 8490), (566, 4665), (622, 4245), (849, 3110), (933, 2830), (1415, 1866), (1555, 1698)]