105722840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139109}}^1$

素因数の和:139139

約数の個数: 32

約数和(自身を含む): 250398000

約数和(自身を除く): 144675160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 139109, 278218, 556436, 695545, 1112872, 1391090, 2643071, 2782180, 5286142, 5564360, 10572284, 13215355, 21144568, 26430710, 52861420, 105722840]

約数ペア:

[(1, 105722840), (2, 52861420), (4, 26430710), (5, 21144568), (8, 13215355), (10, 10572284), (19, 5564360), (20, 5286142), (38, 2782180), (40, 2643071), (76, 1391090), (95, 1112872), (152, 695545), (190, 556436), (380, 278218), (760, 139109)]