1310820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3121}}^1$

素因数の和:3140

約数の個数: 48

約数和(自身を含む): 4195968

約数和(自身を除く): 2885148

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, 3121, 6242, 9363, 12484, 15605, 18726, 21847, 31210, 37452, 43694, 46815, 62420, 65541, 87388, 93630, 109235, 131082, 187260, 218470, 262164, 327705, 436940, 655410, 1310820]

約数ペア:

[(1, 1310820), (2, 655410), (3, 436940), (4, 327705), (5, 262164), (6, 218470), (7, 187260), (10, 131082), (12, 109235), (14, 93630), (15, 87388), (20, 65541), (21, 62420), (28, 46815), (30, 43694), (35, 37452), (42, 31210), (60, 21847), (70, 18726), (84, 15605), (105, 12484), (140, 9363), (210, 6242), (420, 3121)]