20016180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:486

約数の個数: 96

約数和(自身を含む): 63060480

約数和(自身を除く): 43044300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 101, 108, 135, 180, 202, 270, 303, 367, 404, 505, 540, 606, 734, 909, 1010, 1101, 1212, 1468, 1515, 1818, 1835, 2020, 2202, 2727, 3030, 3303, 3636, 3670, 4404, 4545, 5454, 5505, 6060, 6606, 7340, 9090, 9909, 10908, 11010, 13212, 13635, 16515, 18180, 19818, 22020, 27270, 33030, 37067, 39636, 49545, 54540, 66060, 74134, 99090, 111201, 148268, 185335, 198180, 222402, 333603, 370670, 444804, 556005, 667206, 741340, 1000809, 1112010, 1334412, 1668015, 2001618, 2224020, 3336030, 4003236, 5004045, 6672060, 10008090, 20016180]

約数ペア:

[(1, 20016180), (2, 10008090), (3, 6672060), (4, 5004045), (5, 4003236), (6, 3336030), (9, 2224020), (10, 2001618), (12, 1668015), (15, 1334412), (18, 1112010), (20, 1000809), (27, 741340), (30, 667206), (36, 556005), (45, 444804), (54, 370670), (60, 333603), (90, 222402), (101, 198180), (108, 185335), (135, 148268), (180, 111201), (202, 99090), (270, 74134), (303, 66060), (367, 54540), (404, 49545), (505, 39636), (540, 37067), (606, 33030), (734, 27270), (909, 22020), (1010, 19818), (1101, 18180), (1212, 16515), (1468, 13635), (1515, 13212), (1818, 11010), (1835, 10908), (2020, 9909), (2202, 9090), (2727, 7340), (3030, 6606), (3303, 6060), (3636, 5505), (3670, 5454), (4404, 4545)]