42725680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28109}}^1$

素因数の和:28141

約数の個数: 40

約数和(自身を含む): 104569200

約数和(自身を除く): 61843520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 28109, 56218, 112436, 140545, 224872, 281090, 449744, 534071, 562180, 1068142, 1124360, 2136284, 2248720, 2670355, 4272568, 5340710, 8545136, 10681420, 21362840, 42725680]

約数ペア:

[(1, 42725680), (2, 21362840), (4, 10681420), (5, 8545136), (8, 5340710), (10, 4272568), (16, 2670355), (19, 2248720), (20, 2136284), (38, 1124360), (40, 1068142), (76, 562180), (80, 534071), (95, 449744), (152, 281090), (190, 224872), (304, 140545), (380, 112436), (760, 56218), (1520, 28109)]