31505340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{7193}}^1$

素因数の和:7278

約数の個数: 48

約数和(自身を含む): 89435808

約数和(自身を除く): 57930468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 7193, 14386, 21579, 28772, 35965, 43158, 71930, 86316, 107895, 143860, 215790, 431580, 525089, 1050178, 1575267, 2100356, 2625445, 3150534, 5250890, 6301068, 7876335, 10501780, 15752670, 31505340]

約数ペア:

[(1, 31505340), (2, 15752670), (3, 10501780), (4, 7876335), (5, 6301068), (6, 5250890), (10, 3150534), (12, 2625445), (15, 2100356), (20, 1575267), (30, 1050178), (60, 525089), (73, 431580), (146, 215790), (219, 143860), (292, 107895), (365, 86316), (438, 71930), (730, 43158), (876, 35965), (1095, 28772), (1460, 21579), (2190, 14386), (4380, 7193)]