31974820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1901}}^1$

素因数の和:1968

約数の個数: 36

約数和(自身を含む): 69578964

約数和(自身を除く): 37604144

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 1901, 3364, 3802, 4205, 7604, 8410, 9505, 16820, 19010, 38020, 55129, 110258, 220516, 275645, 551290, 1102580, 1598741, 3197482, 6394964, 7993705, 15987410, 31974820]

約数ペア:

[(1, 31974820), (2, 15987410), (4, 7993705), (5, 6394964), (10, 3197482), (20, 1598741), (29, 1102580), (58, 551290), (116, 275645), (145, 220516), (290, 110258), (580, 55129), (841, 38020), (1682, 19010), (1901, 16820), (3364, 9505), (3802, 8410), (4205, 7604)]