397631681680

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{93781057}}^1$

素因数の和:93781123

約数の個数: 40

約数和(自身を含む): 941936946552

約数和(自身を除く): 544305264872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 93781057, 187562114, 375124228, 468905285, 750248456, 937810570, 1500496912, 1875621140, 3751242280, 4970396021, 7502484560, 9940792042, 19881584084, 24851980105, 39763168168, 49703960210, 79526336336, 99407920420, 198815840840, 397631681680]

約数ペア:

[(1, 397631681680), (2, 198815840840), (4, 99407920420), (5, 79526336336), (8, 49703960210), (10, 39763168168), (16, 24851980105), (20, 19881584084), (40, 9940792042), (53, 7502484560), (80, 4970396021), (106, 3751242280), (212, 1875621140), (265, 1500496912), (424, 937810570), (530, 750248456), (848, 468905285), (1060, 375124228), (2120, 187562114), (4240, 93781057)]