40653830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{509}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 85814640

約数和(自身を除く): 45160810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 163, 245, 326, 490, 509, 815, 1018, 1141, 1630, 2282, 2545, 3563, 5090, 5705, 7126, 7987, 11410, 15974, 17815, 24941, 35630, 39935, 49882, 79870, 82967, 124705, 165934, 249410, 414835, 580769, 829670, 1161538, 2903845, 4065383, 5807690, 8130766, 20326915, 40653830]

約数ペア:

[(1, 40653830), (2, 20326915), (5, 8130766), (7, 5807690), (10, 4065383), (14, 2903845), (35, 1161538), (49, 829670), (70, 580769), (98, 414835), (163, 249410), (245, 165934), (326, 124705), (490, 82967), (509, 79870), (815, 49882), (1018, 39935), (1141, 35630), (1630, 24941), (2282, 17815), (2545, 15974), (3563, 11410), (5090, 7987), (5705, 7126)]