457819780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67129}}^1$

素因数の和:67180

約数の個数: 48

約数和(自身を含む): 1082672640

約数和(自身を除く): 624852860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 67129, 134258, 268516, 335645, 671290, 738419, 1342580, 1476838, 2080999, 2953676, 3692095, 4161998, 7384190, 8323996, 10404995, 14768380, 20809990, 22890989, 41619980, 45781978, 91563956, 114454945, 228909890, 457819780]

約数ペア:

[(1, 457819780), (2, 228909890), (4, 114454945), (5, 91563956), (10, 45781978), (11, 41619980), (20, 22890989), (22, 20809990), (31, 14768380), (44, 10404995), (55, 8323996), (62, 7384190), (110, 4161998), (124, 3692095), (155, 2953676), (220, 2080999), (310, 1476838), (341, 1342580), (620, 738419), (682, 671290), (1364, 335645), (1705, 268516), (3410, 134258), (6820, 67129)]