20080284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{863}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 53803008

約数和(自身を除く): 33722724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 277, 554, 831, 863, 1108, 1662, 1726, 1939, 2589, 3324, 3452, 3878, 5178, 5817, 6041, 7756, 10356, 11634, 12082, 18123, 23268, 24164, 36246, 72492, 239051, 478102, 717153, 956204, 1434306, 1673357, 2868612, 3346714, 5020071, 6693428, 10040142, 20080284]

約数ペア:

[(1, 20080284), (2, 10040142), (3, 6693428), (4, 5020071), (6, 3346714), (7, 2868612), (12, 1673357), (14, 1434306), (21, 956204), (28, 717153), (42, 478102), (84, 239051), (277, 72492), (554, 36246), (831, 24164), (863, 23268), (1108, 18123), (1662, 12082), (1726, 11634), (1939, 10356), (2589, 7756), (3324, 6041), (3452, 5817), (3878, 5178)]