12909840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53791}}^1$

素因数の和:53807

約数の個数: 40

約数和(自身を含む): 40021248

約数和(自身を除く): 27111408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 53791, 107582, 161373, 215164, 268955, 322746, 430328, 537910, 645492, 806865, 860656, 1075820, 1290984, 1613730, 2151640, 2581968, 3227460, 4303280, 6454920, 12909840]

約数ペア:

[(1, 12909840), (2, 6454920), (3, 4303280), (4, 3227460), (5, 2581968), (6, 2151640), (8, 1613730), (10, 1290984), (12, 1075820), (15, 860656), (16, 806865), (20, 645492), (24, 537910), (30, 430328), (40, 322746), (48, 268955), (60, 215164), (80, 161373), (120, 107582), (240, 53791)]