20703120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86263}}^1$

素因数の和:86279

約数の個数: 40

約数和(自身を含む): 64180416

約数和(自身を除く): 43477296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86263, 172526, 258789, 345052, 431315, 517578, 690104, 862630, 1035156, 1293945, 1380208, 1725260, 2070312, 2587890, 3450520, 4140624, 5175780, 6901040, 10351560, 20703120]

約数ペア:

[(1, 20703120), (2, 10351560), (3, 6901040), (4, 5175780), (5, 4140624), (6, 3450520), (8, 2587890), (10, 2070312), (12, 1725260), (15, 1380208), (16, 1293945), (20, 1035156), (24, 862630), (30, 690104), (40, 517578), (48, 431315), (60, 345052), (80, 258789), (120, 172526), (240, 86263)]