61839140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2729}}^1$

素因数の和:2852

約数の個数: 48

約数和(自身を含む): 143095680

約数和(自身を除く): 81256540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 2060, 2266, 2729, 4532, 5458, 5665, 10916, 11330, 13645, 22660, 27290, 30019, 54580, 60038, 120076, 150095, 281087, 300190, 562174, 600380, 1124348, 1405435, 2810870, 3091957, 5621740, 6183914, 12367828, 15459785, 30919570, 61839140]

約数ペア:

[(1, 61839140), (2, 30919570), (4, 15459785), (5, 12367828), (10, 6183914), (11, 5621740), (20, 3091957), (22, 2810870), (44, 1405435), (55, 1124348), (103, 600380), (110, 562174), (206, 300190), (220, 281087), (412, 150095), (515, 120076), (1030, 60038), (1133, 54580), (2060, 30019), (2266, 27290), (2729, 22660), (4532, 13645), (5458, 11330), (5665, 10916)]