31958960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1626

約数の個数: 80

約数和(自身を含む): 84637440

約数和(自身を除く): 52678480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1579, 1840, 2024, 2530, 3158, 4048, 5060, 6316, 7895, 10120, 12632, 15790, 17369, 20240, 25264, 31580, 34738, 36317, 63160, 69476, 72634, 86845, 126320, 138952, 145268, 173690, 181585, 277904, 290536, 347380, 363170, 399487, 581072, 694760, 726340, 798974, 1389520, 1452680, 1597948, 1997435, 2905360, 3195896, 3994870, 6391792, 7989740, 15979480, 31958960]

約数ペア:

[(1, 31958960), (2, 15979480), (4, 7989740), (5, 6391792), (8, 3994870), (10, 3195896), (11, 2905360), (16, 1997435), (20, 1597948), (22, 1452680), (23, 1389520), (40, 798974), (44, 726340), (46, 694760), (55, 581072), (80, 399487), (88, 363170), (92, 347380), (110, 290536), (115, 277904), (176, 181585), (184, 173690), (220, 145268), (230, 138952), (253, 126320), (368, 86845), (440, 72634), (460, 69476), (506, 63160), (880, 36317), (920, 34738), (1012, 31580), (1265, 25264), (1579, 20240), (1840, 17369), (2024, 15790), (2530, 12632), (3158, 10120), (4048, 7895), (5060, 6316)]