31670540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 76416480

約数和(自身を除く): 44745940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 569, 605, 1012, 1138, 1210, 1265, 2276, 2420, 2530, 2783, 2845, 5060, 5566, 5690, 6259, 11132, 11380, 12518, 13087, 13915, 25036, 26174, 27830, 31295, 52348, 55660, 62590, 65435, 68849, 125180, 130870, 137698, 143957, 261740, 275396, 287914, 344245, 575828, 688490, 719785, 1376980, 1439570, 1583527, 2879140, 3167054, 6334108, 7917635, 15835270, 31670540]

約数ペア:

[(1, 31670540), (2, 15835270), (4, 7917635), (5, 6334108), (10, 3167054), (11, 2879140), (20, 1583527), (22, 1439570), (23, 1376980), (44, 719785), (46, 688490), (55, 575828), (92, 344245), (110, 287914), (115, 275396), (121, 261740), (220, 143957), (230, 137698), (242, 130870), (253, 125180), (460, 68849), (484, 65435), (506, 62590), (569, 55660), (605, 52348), (1012, 31295), (1138, 27830), (1210, 26174), (1265, 25036), (2276, 13915), (2420, 13087), (2530, 12518), (2783, 11380), (2845, 11132), (5060, 6259), (5566, 5690)]