57840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{241}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 180048

約数和(自身を除く): 122208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 241, 482, 723, 964, 1205, 1446, 1928, 2410, 2892, 3615, 3856, 4820, 5784, 7230, 9640, 11568, 14460, 19280, 28920, 57840]

約数ペア:

[(1, 57840), (2, 28920), (3, 19280), (4, 14460), (5, 11568), (6, 9640), (8, 7230), (10, 5784), (12, 4820), (15, 3856), (16, 3615), (20, 2892), (24, 2410), (30, 1928), (40, 1446), (48, 1205), (60, 964), (80, 723), (120, 482), (240, 241)]