54565980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{129919}}^1$

素因数の和:129938

約数の個数: 48

約数和(自身を含む): 174612480

約数和(自身を除く): 120046500

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, 129919, 259838, 389757, 519676, 649595, 779514, 909433, 1299190, 1559028, 1818866, 1948785, 2598380, 2728299, 3637732, 3897570, 4547165, 5456598, 7795140, 9094330, 10913196, 13641495, 18188660, 27282990, 54565980]

約数ペア:

[(1, 54565980), (2, 27282990), (3, 18188660), (4, 13641495), (5, 10913196), (6, 9094330), (7, 7795140), (10, 5456598), (12, 4547165), (14, 3897570), (15, 3637732), (20, 2728299), (21, 2598380), (28, 1948785), (30, 1818866), (35, 1559028), (42, 1299190), (60, 909433), (70, 779514), (84, 649595), (105, 519676), (140, 389757), (210, 259838), (420, 129919)]