40413620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4201}}^1$

素因数の和:4260

約数の個数: 48

約数和(自身を含む): 93889488

約数和(自身を除く): 53475868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4201, 4810, 8402, 9620, 16804, 21005, 42010, 54613, 84020, 109226, 155437, 218452, 273065, 310874, 546130, 621748, 777185, 1092260, 1554370, 2020681, 3108740, 4041362, 8082724, 10103405, 20206810, 40413620]

約数ペア:

[(1, 40413620), (2, 20206810), (4, 10103405), (5, 8082724), (10, 4041362), (13, 3108740), (20, 2020681), (26, 1554370), (37, 1092260), (52, 777185), (65, 621748), (74, 546130), (130, 310874), (148, 273065), (185, 218452), (260, 155437), (370, 109226), (481, 84020), (740, 54613), (962, 42010), (1924, 21005), (2405, 16804), (4201, 9620), (4810, 8402)]