27312220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1439}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 62657280

約数和(自身を除く): 35345060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1439, 1460, 1898, 2878, 3796, 4745, 5756, 7195, 9490, 14390, 18707, 18980, 28780, 37414, 74828, 93535, 105047, 187070, 210094, 374140, 420188, 525235, 1050470, 1365611, 2100940, 2731222, 5462444, 6828055, 13656110, 27312220]

約数ペア:

[(1, 27312220), (2, 13656110), (4, 6828055), (5, 5462444), (10, 2731222), (13, 2100940), (20, 1365611), (26, 1050470), (52, 525235), (65, 420188), (73, 374140), (130, 210094), (146, 187070), (260, 105047), (292, 93535), (365, 74828), (730, 37414), (949, 28780), (1439, 18980), (1460, 18707), (1898, 14390), (2878, 9490), (3796, 7195), (4745, 5756)]