7739960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 18662400

約数和(自身を除く): 10922440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 179, 184, 188, 230, 235, 358, 376, 460, 470, 716, 895, 920, 940, 1081, 1432, 1790, 1880, 2162, 3580, 4117, 4324, 5405, 7160, 8234, 8413, 8648, 10810, 16468, 16826, 20585, 21620, 32936, 33652, 41170, 42065, 43240, 67304, 82340, 84130, 164680, 168260, 193499, 336520, 386998, 773996, 967495, 1547992, 1934990, 3869980, 7739960]

約数ペア:

[(1, 7739960), (2, 3869980), (4, 1934990), (5, 1547992), (8, 967495), (10, 773996), (20, 386998), (23, 336520), (40, 193499), (46, 168260), (47, 164680), (92, 84130), (94, 82340), (115, 67304), (179, 43240), (184, 42065), (188, 41170), (230, 33652), (235, 32936), (358, 21620), (376, 20585), (460, 16826), (470, 16468), (716, 10810), (895, 8648), (920, 8413), (940, 8234), (1081, 7160), (1432, 5405), (1790, 4324), (1880, 4117), (2162, 3580)]