78014780

素因数分解:

$2^2\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{3389}}^1$

素因数の和:4549

約数の個数: 24

約数和(自身を含む): 164021760

約数和(自身を除く): 86006980

約数列:

[1, 2, 4, 5, 10, 20, 1151, 2302, 3389, 4604, 5755, 6778, 11510, 13556, 16945, 23020, 33890, 67780, 3900739, 7801478, 15602956, 19503695, 39007390, 78014780]

約数ペア:

[(1, 78014780), (2, 39007390), (4, 19503695), (5, 15602956), (10, 7801478), (20, 3900739), (1151, 67780), (2302, 33890), (3389, 23020), (4604, 16945), (5755, 13556), (6778, 11510)]