31742540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 70936320

約数和(自身を除く): 39193780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 811, 1030, 1622, 1957, 2060, 3244, 3914, 4055, 7828, 8110, 9785, 15409, 16220, 19570, 30818, 39140, 61636, 77045, 83533, 154090, 167066, 308180, 334132, 417665, 835330, 1587127, 1670660, 3174254, 6348508, 7935635, 15871270, 31742540]

約数ペア:

[(1, 31742540), (2, 15871270), (4, 7935635), (5, 6348508), (10, 3174254), (19, 1670660), (20, 1587127), (38, 835330), (76, 417665), (95, 334132), (103, 308180), (190, 167066), (206, 154090), (380, 83533), (412, 77045), (515, 61636), (811, 39140), (1030, 30818), (1622, 19570), (1957, 16220), (2060, 15409), (3244, 9785), (3914, 8110), (4055, 7828)]