28816620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{68611}}^1$

素因数の和:68630

約数の個数: 48

約数和(自身を含む): 92214528

約数和(自身を除く): 63397908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 68611, 137222, 205833, 274444, 343055, 411666, 480277, 686110, 823332, 960554, 1029165, 1372220, 1440831, 1921108, 2058330, 2401385, 2881662, 4116660, 4802770, 5763324, 7204155, 9605540, 14408310, 28816620]

約数ペア:

[(1, 28816620), (2, 14408310), (3, 9605540), (4, 7204155), (5, 5763324), (6, 4802770), (7, 4116660), (10, 2881662), (12, 2401385), (14, 2058330), (15, 1921108), (20, 1440831), (21, 1372220), (28, 1029165), (30, 960554), (35, 823332), (42, 686110), (60, 480277), (70, 411666), (84, 343055), (105, 274444), (140, 205833), (210, 137222), (420, 68611)]