21525360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89689}}^1$

素因数の和:89705

約数の個数: 40

約数和(自身を含む): 66729360

約数和(自身を除く): 45204000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 89689, 179378, 269067, 358756, 448445, 538134, 717512, 896890, 1076268, 1345335, 1435024, 1793780, 2152536, 2690670, 3587560, 4305072, 5381340, 7175120, 10762680, 21525360]

約数ペア:

[(1, 21525360), (2, 10762680), (3, 7175120), (4, 5381340), (5, 4305072), (6, 3587560), (8, 2690670), (10, 2152536), (12, 1793780), (15, 1435024), (16, 1345335), (20, 1076268), (24, 896890), (30, 717512), (40, 538134), (48, 448445), (60, 358756), (80, 269067), (120, 179378), (240, 89689)]