387688060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{3643}}^1$

素因数の和:3982

約数の個数: 48

約数和(自身を含む): 865027296

約数和(自身を除く): 477339236

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 313, 340, 626, 1252, 1565, 3130, 3643, 5321, 6260, 7286, 10642, 14572, 18215, 21284, 26605, 36430, 53210, 61931, 72860, 106420, 123862, 247724, 309655, 619310, 1140259, 1238620, 2280518, 4561036, 5701295, 11402590, 19384403, 22805180, 38768806, 77537612, 96922015, 193844030, 387688060]

約数ペア:

[(1, 387688060), (2, 193844030), (4, 96922015), (5, 77537612), (10, 38768806), (17, 22805180), (20, 19384403), (34, 11402590), (68, 5701295), (85, 4561036), (170, 2280518), (313, 1238620), (340, 1140259), (626, 619310), (1252, 309655), (1565, 247724), (3130, 123862), (3643, 106420), (5321, 72860), (6260, 61931), (7286, 53210), (10642, 36430), (14572, 26605), (18215, 21284)]