40897520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 99100800

約数和(自身を除く): 58203280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 73, 80, 94, 146, 149, 188, 235, 292, 298, 365, 376, 470, 584, 596, 730, 745, 752, 940, 1168, 1192, 1460, 1490, 1880, 2384, 2920, 2980, 3431, 3760, 5840, 5960, 6862, 7003, 10877, 11920, 13724, 14006, 17155, 21754, 27448, 28012, 34310, 35015, 43508, 54385, 54896, 56024, 68620, 70030, 87016, 108770, 112048, 137240, 140060, 174032, 217540, 274480, 280120, 435080, 511219, 560240, 870160, 1022438, 2044876, 2556095, 4089752, 5112190, 8179504, 10224380, 20448760, 40897520]

約数ペア:

[(1, 40897520), (2, 20448760), (4, 10224380), (5, 8179504), (8, 5112190), (10, 4089752), (16, 2556095), (20, 2044876), (40, 1022438), (47, 870160), (73, 560240), (80, 511219), (94, 435080), (146, 280120), (149, 274480), (188, 217540), (235, 174032), (292, 140060), (298, 137240), (365, 112048), (376, 108770), (470, 87016), (584, 70030), (596, 68620), (730, 56024), (745, 54896), (752, 54385), (940, 43508), (1168, 35015), (1192, 34310), (1460, 28012), (1490, 27448), (1880, 21754), (2384, 17155), (2920, 14006), (2980, 13724), (3431, 11920), (3760, 10877), (5840, 7003), (5960, 6862)]