1118804560

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{263869}}^1$

素因数の和:263935

約数の個数: 40

約数和(自身を含む): 2650310280

約数和(自身を除く): 1531505720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 263869, 527738, 1055476, 1319345, 2110952, 2638690, 4221904, 5277380, 10554760, 13985057, 21109520, 27970114, 55940228, 69925285, 111880456, 139850570, 223760912, 279701140, 559402280, 1118804560]

約数ペア:

[(1, 1118804560), (2, 559402280), (4, 279701140), (5, 223760912), (8, 139850570), (10, 111880456), (16, 69925285), (20, 55940228), (40, 27970114), (53, 21109520), (80, 13985057), (106, 10554760), (212, 5277380), (265, 4221904), (424, 2638690), (530, 2110952), (848, 1319345), (1060, 1055476), (2120, 527738), (4240, 263869)]