7973920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 20623680

約数和(自身を除く): 12649760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 61, 76, 80, 86, 95, 122, 152, 160, 172, 190, 215, 244, 304, 305, 344, 380, 430, 488, 608, 610, 688, 760, 817, 860, 976, 1159, 1220, 1376, 1520, 1634, 1720, 1952, 2318, 2440, 2623, 3040, 3268, 3440, 4085, 4636, 4880, 5246, 5795, 6536, 6880, 8170, 9272, 9760, 10492, 11590, 13072, 13115, 16340, 18544, 20984, 23180, 26144, 26230, 32680, 37088, 41968, 46360, 49837, 52460, 65360, 83936, 92720, 99674, 104920, 130720, 185440, 199348, 209840, 249185, 398696, 419680, 498370, 797392, 996740, 1594784, 1993480, 3986960, 7973920]

約数ペア:

[(1, 7973920), (2, 3986960), (4, 1993480), (5, 1594784), (8, 996740), (10, 797392), (16, 498370), (19, 419680), (20, 398696), (32, 249185), (38, 209840), (40, 199348), (43, 185440), (61, 130720), (76, 104920), (80, 99674), (86, 92720), (95, 83936), (122, 65360), (152, 52460), (160, 49837), (172, 46360), (190, 41968), (215, 37088), (244, 32680), (304, 26230), (305, 26144), (344, 23180), (380, 20984), (430, 18544), (488, 16340), (608, 13115), (610, 13072), (688, 11590), (760, 10492), (817, 9760), (860, 9272), (976, 8170), (1159, 6880), (1220, 6536), (1376, 5795), (1520, 5246), (1634, 4880), (1720, 4636), (1952, 4085), (2318, 3440), (2440, 3268), (2623, 3040)]