2385640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 5860800

約数和(自身を除く): 3475160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 73, 76, 86, 95, 146, 152, 172, 190, 215, 292, 344, 365, 380, 430, 584, 730, 760, 817, 860, 1387, 1460, 1634, 1720, 2774, 2920, 3139, 3268, 4085, 5548, 6278, 6536, 6935, 8170, 11096, 12556, 13870, 15695, 16340, 25112, 27740, 31390, 32680, 55480, 59641, 62780, 119282, 125560, 238564, 298205, 477128, 596410, 1192820, 2385640]

約数ペア:

[(1, 2385640), (2, 1192820), (4, 596410), (5, 477128), (8, 298205), (10, 238564), (19, 125560), (20, 119282), (38, 62780), (40, 59641), (43, 55480), (73, 32680), (76, 31390), (86, 27740), (95, 25112), (146, 16340), (152, 15695), (172, 13870), (190, 12556), (215, 11096), (292, 8170), (344, 6935), (365, 6536), (380, 6278), (430, 5548), (584, 4085), (730, 3268), (760, 3139), (817, 2920), (860, 2774), (1387, 1720), (1460, 1634)]