7960290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20411}}^1$

素因数の和:20434

約数の個数: 32

約数和(自身を含む): 20575296

約数和(自身を除く): 12615006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20411, 40822, 61233, 102055, 122466, 204110, 265343, 306165, 530686, 612330, 796029, 1326715, 1592058, 2653430, 3980145, 7960290]

約数ペア:

[(1, 7960290), (2, 3980145), (3, 2653430), (5, 1592058), (6, 1326715), (10, 796029), (13, 612330), (15, 530686), (26, 306165), (30, 265343), (39, 204110), (65, 122466), (78, 102055), (130, 61233), (195, 40822), (390, 20411)]