425217660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1012423}}^1$

素因数の和:1012442

約数の個数: 48

約数和(自身を含む): 1360697856

約数和(自身を除く): 935480196

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, 1012423, 2024846, 3037269, 4049692, 5062115, 6074538, 7086961, 10124230, 12149076, 14173922, 15186345, 20248460, 21260883, 28347844, 30372690, 35434805, 42521766, 60745380, 70869610, 85043532, 106304415, 141739220, 212608830, 425217660]

約数ペア:

[(1, 425217660), (2, 212608830), (3, 141739220), (4, 106304415), (5, 85043532), (6, 70869610), (7, 60745380), (10, 42521766), (12, 35434805), (14, 30372690), (15, 28347844), (20, 21260883), (21, 20248460), (28, 15186345), (30, 14173922), (35, 12149076), (42, 10124230), (60, 7086961), (70, 6074538), (84, 5062115), (105, 4049692), (140, 3037269), (210, 2024846), (420, 1012423)]