7785570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19963}}^1$

素因数の和:19986

約数の個数: 32

約数和(自身を含む): 20123712

約数和(自身を除く): 12338142

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 19963, 39926, 59889, 99815, 119778, 199630, 259519, 299445, 519038, 598890, 778557, 1297595, 1557114, 2595190, 3892785, 7785570]

約数ペア:

[(1, 7785570), (2, 3892785), (3, 2595190), (5, 1557114), (6, 1297595), (10, 778557), (13, 598890), (15, 519038), (26, 299445), (30, 259519), (39, 199630), (65, 119778), (78, 99815), (130, 59889), (195, 39926), (390, 19963)]