40347640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53089}}^1$

素因数の和:53119

約数の個数: 32

約数和(自身を含む): 95562000

約数和(自身を除く): 55214360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 53089, 106178, 212356, 265445, 424712, 530890, 1008691, 1061780, 2017382, 2123560, 4034764, 5043455, 8069528, 10086910, 20173820, 40347640]

約数ペア:

[(1, 40347640), (2, 20173820), (4, 10086910), (5, 8069528), (8, 5043455), (10, 4034764), (19, 2123560), (20, 2017382), (38, 1061780), (40, 1008691), (76, 530890), (95, 424712), (152, 265445), (190, 212356), (380, 106178), (760, 53089)]