20082840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1657}}^1$

素因数の和:1772

約数の個数: 64

約数和(自身を含む): 60881760

約数和(自身を除く): 40798920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1657, 2020, 2424, 3030, 3314, 4040, 4971, 6060, 6628, 8285, 9942, 12120, 13256, 16570, 19884, 24855, 33140, 39768, 49710, 66280, 99420, 167357, 198840, 334714, 502071, 669428, 836785, 1004142, 1338856, 1673570, 2008284, 2510355, 3347140, 4016568, 5020710, 6694280, 10041420, 20082840]

約数ペア:

[(1, 20082840), (2, 10041420), (3, 6694280), (4, 5020710), (5, 4016568), (6, 3347140), (8, 2510355), (10, 2008284), (12, 1673570), (15, 1338856), (20, 1004142), (24, 836785), (30, 669428), (40, 502071), (60, 334714), (101, 198840), (120, 167357), (202, 99420), (303, 66280), (404, 49710), (505, 39768), (606, 33140), (808, 24855), (1010, 19884), (1212, 16570), (1515, 13256), (1657, 12120), (2020, 9942), (2424, 8285), (3030, 6628), (3314, 6060), (4040, 4971)]