455780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 1031352

約数和(自身を除く): 575572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1753, 3506, 7012, 8765, 17530, 22789, 35060, 45578, 91156, 113945, 227890, 455780]

約数ペア:

[(1, 455780), (2, 227890), (4, 113945), (5, 91156), (10, 45578), (13, 35060), (20, 22789), (26, 17530), (52, 8765), (65, 7012), (130, 3506), (260, 1753)]