4785880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 11988000

約数和(自身を除く): 7202120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 149, 220, 292, 298, 365, 440, 584, 596, 730, 745, 803, 1192, 1460, 1490, 1606, 1639, 2920, 2980, 3212, 3278, 4015, 5960, 6424, 6556, 8030, 8195, 10877, 13112, 16060, 16390, 21754, 32120, 32780, 43508, 54385, 65560, 87016, 108770, 119647, 217540, 239294, 435080, 478588, 598235, 957176, 1196470, 2392940, 4785880]

約数ペア:

[(1, 4785880), (2, 2392940), (4, 1196470), (5, 957176), (8, 598235), (10, 478588), (11, 435080), (20, 239294), (22, 217540), (40, 119647), (44, 108770), (55, 87016), (73, 65560), (88, 54385), (110, 43508), (146, 32780), (149, 32120), (220, 21754), (292, 16390), (298, 16060), (365, 13112), (440, 10877), (584, 8195), (596, 8030), (730, 6556), (745, 6424), (803, 5960), (1192, 4015), (1460, 3278), (1490, 3212), (1606, 2980), (1639, 2920)]