2188450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 4660416

約数和(自身を除く): 2471966

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 173, 230, 253, 275, 346, 506, 550, 575, 865, 1150, 1265, 1730, 1903, 2530, 3806, 3979, 4325, 6325, 7958, 8650, 9515, 12650, 19030, 19895, 39790, 43769, 47575, 87538, 95150, 99475, 198950, 218845, 437690, 1094225, 2188450]

約数ペア:

[(1, 2188450), (2, 1094225), (5, 437690), (10, 218845), (11, 198950), (22, 99475), (23, 95150), (25, 87538), (46, 47575), (50, 43769), (55, 39790), (110, 19895), (115, 19030), (173, 12650), (230, 9515), (253, 8650), (275, 7958), (346, 6325), (506, 4325), (550, 3979), (575, 3806), (865, 2530), (1150, 1903), (1265, 1730)]