18385160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1423}}^1$

素因数の和:1470

約数の個数: 64

約数和(自身を含む): 46137600

約数和(自身を除く): 27752440

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1423, 1615, 2584, 2846, 3230, 5692, 6460, 7115, 11384, 12920, 14230, 24191, 27037, 28460, 48382, 54074, 56920, 96764, 108148, 120955, 135185, 193528, 216296, 241910, 270370, 459629, 483820, 540740, 919258, 967640, 1081480, 1838516, 2298145, 3677032, 4596290, 9192580, 18385160]

約数ペア:

[(1, 18385160), (2, 9192580), (4, 4596290), (5, 3677032), (8, 2298145), (10, 1838516), (17, 1081480), (19, 967640), (20, 919258), (34, 540740), (38, 483820), (40, 459629), (68, 270370), (76, 241910), (85, 216296), (95, 193528), (136, 135185), (152, 120955), (170, 108148), (190, 96764), (323, 56920), (340, 54074), (380, 48382), (646, 28460), (680, 27037), (760, 24191), (1292, 14230), (1423, 12920), (1615, 11384), (2584, 7115), (2846, 6460), (3230, 5692)]