426866920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{561667}}^1$

素因数の和:561697

約数の個数: 32

約数和(自身を含む): 1011002400

約数和(自身を除く): 584135480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 561667, 1123334, 2246668, 2808335, 4493336, 5616670, 10671673, 11233340, 21343346, 22466680, 42686692, 53358365, 85373384, 106716730, 213433460, 426866920]

約数ペア:

[(1, 426866920), (2, 213433460), (4, 106716730), (5, 85373384), (8, 53358365), (10, 42686692), (19, 22466680), (20, 21343346), (38, 11233340), (40, 10671673), (76, 5616670), (95, 4493336), (152, 2808335), (190, 2246668), (380, 1123334), (760, 561667)]