15979480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1624

約数の個数: 64

約数和(自身を含む): 40953600

約数和(自身を除く): 24974120

約数列:

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

約数ペア:

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