13223420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3257}}^1$

素因数の和:3302

約数の個数: 48

約数和(自身を含む): 32840640

約数和(自身を除く): 19617220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 3257, 4060, 6514, 13028, 16285, 22799, 32570, 45598, 65140, 91196, 94453, 113995, 188906, 227990, 377812, 455980, 472265, 661171, 944530, 1322342, 1889060, 2644684, 3305855, 6611710, 13223420]

約数ペア:

[(1, 13223420), (2, 6611710), (4, 3305855), (5, 2644684), (7, 1889060), (10, 1322342), (14, 944530), (20, 661171), (28, 472265), (29, 455980), (35, 377812), (58, 227990), (70, 188906), (116, 113995), (140, 94453), (145, 91196), (203, 65140), (290, 45598), (406, 32570), (580, 22799), (812, 16285), (1015, 13028), (2030, 6514), (3257, 4060)]