2960647640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{205031}}^1$

素因数の和:205080

約数の個数: 48

約数和(自身を含む): 7030547280

約数和(自身を除く): 4069899640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 14440, 205031, 410062, 820124, 1025155, 1640248, 2050310, 3895589, 4100620, 7791178, 8201240, 15582356, 19477945, 31164712, 38955890, 74016191, 77911780, 148032382, 155823560, 296064764, 370080955, 592129528, 740161910, 1480323820, 2960647640]

約数ペア:

[(1, 2960647640), (2, 1480323820), (4, 740161910), (5, 592129528), (8, 370080955), (10, 296064764), (19, 155823560), (20, 148032382), (38, 77911780), (40, 74016191), (76, 38955890), (95, 31164712), (152, 19477945), (190, 15582356), (361, 8201240), (380, 7791178), (722, 4100620), (760, 3895589), (1444, 2050310), (1805, 1640248), (2888, 1025155), (3610, 820124), (7220, 410062), (14440, 205031)]