7990470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1889}}^1$

素因数の和:1949

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 13238010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 1889, 2115, 3778, 4230, 5667, 9445, 11334, 17001, 18890, 28335, 34002, 56670, 85005, 88783, 170010, 177566, 266349, 443915, 532698, 799047, 887830, 1331745, 1598094, 2663490, 3995235, 7990470]

約数ペア:

[(1, 7990470), (2, 3995235), (3, 2663490), (5, 1598094), (6, 1331745), (9, 887830), (10, 799047), (15, 532698), (18, 443915), (30, 266349), (45, 177566), (47, 170010), (90, 88783), (94, 85005), (141, 56670), (235, 34002), (282, 28335), (423, 18890), (470, 17001), (705, 11334), (846, 9445), (1410, 5667), (1889, 4230), (2115, 3778)]