8984080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 24355584

約数和(自身を除く): 15371504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 263, 280, 305, 427, 488, 526, 560, 610, 854, 976, 1052, 1220, 1315, 1708, 1841, 2104, 2135, 2440, 2630, 3416, 3682, 4208, 4270, 4880, 5260, 6832, 7364, 8540, 9205, 10520, 14728, 16043, 17080, 18410, 21040, 29456, 32086, 34160, 36820, 64172, 73640, 80215, 112301, 128344, 147280, 160430, 224602, 256688, 320860, 449204, 561505, 641720, 898408, 1123010, 1283440, 1796816, 2246020, 4492040, 8984080]

約数ペア:

[(1, 8984080), (2, 4492040), (4, 2246020), (5, 1796816), (7, 1283440), (8, 1123010), (10, 898408), (14, 641720), (16, 561505), (20, 449204), (28, 320860), (35, 256688), (40, 224602), (56, 160430), (61, 147280), (70, 128344), (80, 112301), (112, 80215), (122, 73640), (140, 64172), (244, 36820), (263, 34160), (280, 32086), (305, 29456), (427, 21040), (488, 18410), (526, 17080), (560, 16043), (610, 14728), (854, 10520), (976, 9205), (1052, 8540), (1220, 7364), (1315, 6832), (1708, 5260), (1841, 4880), (2104, 4270), (2135, 4208), (2440, 3682), (2630, 3416)]