380528060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{157243}}^1$

素因数の和:157274

約数の個数: 36

約数和(自身を含む): 878364984

約数和(自身を除く): 497836924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 157243, 314486, 628972, 786215, 1572430, 1729673, 3144860, 3459346, 6918692, 8648365, 17296730, 19026403, 34593460, 38052806, 76105612, 95132015, 190264030, 380528060]

約数ペア:

[(1, 380528060), (2, 190264030), (4, 95132015), (5, 76105612), (10, 38052806), (11, 34593460), (20, 19026403), (22, 17296730), (44, 8648365), (55, 6918692), (110, 3459346), (121, 3144860), (220, 1729673), (242, 1572430), (484, 786215), (605, 628972), (1210, 314486), (2420, 157243)]