971620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 2279088

約数和(自身を除く): 1307468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 101, 130, 148, 185, 202, 260, 370, 404, 481, 505, 740, 962, 1010, 1313, 1924, 2020, 2405, 2626, 3737, 4810, 5252, 6565, 7474, 9620, 13130, 14948, 18685, 26260, 37370, 48581, 74740, 97162, 194324, 242905, 485810, 971620]

約数ペア:

[(1, 971620), (2, 485810), (4, 242905), (5, 194324), (10, 97162), (13, 74740), (20, 48581), (26, 37370), (37, 26260), (52, 18685), (65, 14948), (74, 13130), (101, 9620), (130, 7474), (148, 6565), (185, 5252), (202, 4810), (260, 3737), (370, 2626), (404, 2405), (481, 2020), (505, 1924), (740, 1313), (962, 1010)]