42321560

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19963}}^1$

素因数の和:20027

約数の個数: 32

約数和(自身を含む): 97025040

約数和(自身を除く): 54703480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 19963, 39926, 79852, 99815, 159704, 199630, 399260, 798520, 1058039, 2116078, 4232156, 5290195, 8464312, 10580390, 21160780, 42321560]

約数ペア:

[(1, 42321560), (2, 21160780), (4, 10580390), (5, 8464312), (8, 5290195), (10, 4232156), (20, 2116078), (40, 1058039), (53, 798520), (106, 399260), (212, 199630), (265, 159704), (424, 99815), (530, 79852), (1060, 39926), (2120, 19963)]