31924420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 76071744

約数和(自身を除く): 44147324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 151, 155, 220, 302, 310, 341, 604, 620, 682, 755, 961, 1364, 1510, 1661, 1705, 1922, 3020, 3322, 3410, 3844, 4681, 4805, 6644, 6820, 8305, 9362, 9610, 10571, 16610, 18724, 19220, 21142, 23405, 33220, 42284, 46810, 51491, 52855, 93620, 102982, 105710, 145111, 205964, 211420, 257455, 290222, 514910, 580444, 725555, 1029820, 1451110, 1596221, 2902220, 3192442, 6384884, 7981105, 15962210, 31924420]

約数ペア:

[(1, 31924420), (2, 15962210), (4, 7981105), (5, 6384884), (10, 3192442), (11, 2902220), (20, 1596221), (22, 1451110), (31, 1029820), (44, 725555), (55, 580444), (62, 514910), (110, 290222), (124, 257455), (151, 211420), (155, 205964), (220, 145111), (302, 105710), (310, 102982), (341, 93620), (604, 52855), (620, 51491), (682, 46810), (755, 42284), (961, 33220), (1364, 23405), (1510, 21142), (1661, 19220), (1705, 18724), (1922, 16610), (3020, 10571), (3322, 9610), (3410, 9362), (3844, 8305), (4681, 6820), (4805, 6644)]