47784760

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 112039200

約数和(自身を除く): 64254440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 83, 148, 166, 185, 296, 332, 370, 389, 415, 664, 740, 778, 830, 1480, 1556, 1660, 1945, 3071, 3112, 3320, 3890, 6142, 7780, 12284, 14393, 15355, 15560, 24568, 28786, 30710, 32287, 57572, 61420, 64574, 71965, 115144, 122840, 129148, 143930, 161435, 258296, 287860, 322870, 575720, 645740, 1194619, 1291480, 2389238, 4778476, 5973095, 9556952, 11946190, 23892380, 47784760]

約数ペア:

[(1, 47784760), (2, 23892380), (4, 11946190), (5, 9556952), (8, 5973095), (10, 4778476), (20, 2389238), (37, 1291480), (40, 1194619), (74, 645740), (83, 575720), (148, 322870), (166, 287860), (185, 258296), (296, 161435), (332, 143930), (370, 129148), (389, 122840), (415, 115144), (664, 71965), (740, 64574), (778, 61420), (830, 57572), (1480, 32287), (1556, 30710), (1660, 28786), (1945, 24568), (3071, 15560), (3112, 15355), (3320, 14393), (3890, 12284), (6142, 7780)]