15057320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12143}}^1$

素因数の和:12185

約数の個数: 32

約数和(自身を含む): 34974720

約数和(自身を除く): 19917400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 12143, 24286, 48572, 60715, 97144, 121430, 242860, 376433, 485720, 752866, 1505732, 1882165, 3011464, 3764330, 7528660, 15057320]

約数ペア:

[(1, 15057320), (2, 7528660), (4, 3764330), (5, 3011464), (8, 1882165), (10, 1505732), (20, 752866), (31, 485720), (40, 376433), (62, 242860), (124, 121430), (155, 97144), (248, 60715), (310, 48572), (620, 24286), (1240, 12143)]