15823760

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1575

約数の個数: 40

約数和(自身を含む): 37080960

約数和(自身を除く): 21257200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 1423, 2224, 2780, 2846, 5560, 5692, 7115, 11120, 11384, 14230, 22768, 28460, 56920, 113840, 197797, 395594, 791188, 988985, 1582376, 1977970, 3164752, 3955940, 7911880, 15823760]

約数ペア:

[(1, 15823760), (2, 7911880), (4, 3955940), (5, 3164752), (8, 1977970), (10, 1582376), (16, 988985), (20, 791188), (40, 395594), (80, 197797), (139, 113840), (278, 56920), (556, 28460), (695, 22768), (1112, 14230), (1390, 11384), (1423, 11120), (2224, 7115), (2780, 5692), (2846, 5560)]