11221550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 22096800

約数和(自身を除く): 10875250

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 71, 109, 142, 145, 218, 290, 355, 545, 710, 725, 1090, 1450, 1775, 2059, 2725, 3161, 3550, 4118, 5450, 6322, 7739, 10295, 15478, 15805, 20590, 31610, 38695, 51475, 77390, 79025, 102950, 158050, 193475, 224431, 386950, 448862, 1122155, 2244310, 5610775, 11221550]

約数ペア:

[(1, 11221550), (2, 5610775), (5, 2244310), (10, 1122155), (25, 448862), (29, 386950), (50, 224431), (58, 193475), (71, 158050), (109, 102950), (142, 79025), (145, 77390), (218, 51475), (290, 38695), (355, 31610), (545, 20590), (710, 15805), (725, 15478), (1090, 10295), (1450, 7739), (1775, 6322), (2059, 5450), (2725, 4118), (3161, 3550)]