52740880

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1889}}^1$

素因数の和:2251

約数の個数: 40

約数和(自身を含む): 123039000

約数和(自身を除く): 70298120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1396, 1745, 1889, 2792, 3490, 3778, 5584, 6980, 7556, 9445, 13960, 15112, 18890, 27920, 30224, 37780, 75560, 151120, 659261, 1318522, 2637044, 3296305, 5274088, 6592610, 10548176, 13185220, 26370440, 52740880]

約数ペア:

[(1, 52740880), (2, 26370440), (4, 13185220), (5, 10548176), (8, 6592610), (10, 5274088), (16, 3296305), (20, 2637044), (40, 1318522), (80, 659261), (349, 151120), (698, 75560), (1396, 37780), (1745, 30224), (1889, 27920), (2792, 18890), (3490, 15112), (3778, 13960), (5584, 9445), (6980, 7556)]