20059490760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{340453}}^1$

素因数の和:340958

約数の個数: 64

約数和(自身を含む): 60301212480

約数和(自身を除く): 40241721720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 982, 1473, 1964, 2455, 2946, 3928, 4910, 5892, 7365, 9820, 11784, 14730, 19640, 29460, 58920, 340453, 680906, 1021359, 1361812, 1702265, 2042718, 2723624, 3404530, 4085436, 5106795, 6809060, 8170872, 10213590, 13618120, 20427180, 40854360, 167162423, 334324846, 501487269, 668649692, 835812115, 1002974538, 1337299384, 1671624230, 2005949076, 2507436345, 3343248460, 4011898152, 5014872690, 6686496920, 10029745380, 20059490760]

約数ペア:

[(1, 20059490760), (2, 10029745380), (3, 6686496920), (4, 5014872690), (5, 4011898152), (6, 3343248460), (8, 2507436345), (10, 2005949076), (12, 1671624230), (15, 1337299384), (20, 1002974538), (24, 835812115), (30, 668649692), (40, 501487269), (60, 334324846), (120, 167162423), (491, 40854360), (982, 20427180), (1473, 13618120), (1964, 10213590), (2455, 8170872), (2946, 6809060), (3928, 5106795), (4910, 4085436), (5892, 3404530), (7365, 2723624), (9820, 2042718), (11784, 1702265), (14730, 1361812), (19640, 1021359), (29460, 680906), (58920, 340453)]