220379824

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{32257}}^1$

素因数の和:32333

約数の個数: 40

約数和(自身を含む): 495999008

約数和(自身を除く): 275619184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 32257, 64514, 129028, 225799, 258056, 451598, 516112, 903196, 1806392, 1967677, 3612784, 3935354, 7870708, 13773739, 15741416, 27547478, 31482832, 55094956, 110189912, 220379824]

約数ペア:

[(1, 220379824), (2, 110189912), (4, 55094956), (7, 31482832), (8, 27547478), (14, 15741416), (16, 13773739), (28, 7870708), (56, 3935354), (61, 3612784), (112, 1967677), (122, 1806392), (244, 903196), (427, 516112), (488, 451598), (854, 258056), (976, 225799), (1708, 129028), (3416, 64514), (6832, 32257)]