20102640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83761}}^1$

素因数の和:83777

約数の個数: 40

約数和(自身を含む): 62318928

約数和(自身を除く): 42216288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83761, 167522, 251283, 335044, 418805, 502566, 670088, 837610, 1005132, 1256415, 1340176, 1675220, 2010264, 2512830, 3350440, 4020528, 5025660, 6700880, 10051320, 20102640]

約数ペア:

[(1, 20102640), (2, 10051320), (3, 6700880), (4, 5025660), (5, 4020528), (6, 3350440), (8, 2512830), (10, 2010264), (12, 1675220), (15, 1340176), (16, 1256415), (20, 1005132), (24, 837610), (30, 670088), (40, 502566), (48, 418805), (60, 335044), (80, 251283), (120, 167522), (240, 83761)]