2278900

素因数分解:

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

素因数の和:1780

約数の個数: 36

約数和(自身を含む): 5328652

約数和(自身を除く): 3049752

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1753, 3506, 7012, 8765, 17530, 22789, 35060, 43825, 45578, 87650, 91156, 113945, 175300, 227890, 455780, 569725, 1139450, 2278900]

約数ペア:

[(1, 2278900), (2, 1139450), (4, 569725), (5, 455780), (10, 227890), (13, 175300), (20, 113945), (25, 91156), (26, 87650), (50, 45578), (52, 43825), (65, 35060), (100, 22789), (130, 17530), (260, 8765), (325, 7012), (650, 3506), (1300, 1753)]