7649720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 18990720

約数和(自身を除く): 11341000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 313, 376, 470, 520, 611, 626, 940, 1222, 1252, 1565, 1880, 2444, 2504, 3055, 3130, 4069, 4888, 6110, 6260, 8138, 12220, 12520, 14711, 16276, 20345, 24440, 29422, 32552, 40690, 58844, 73555, 81380, 117688, 147110, 162760, 191243, 294220, 382486, 588440, 764972, 956215, 1529944, 1912430, 3824860, 7649720]

約数ペア:

[(1, 7649720), (2, 3824860), (4, 1912430), (5, 1529944), (8, 956215), (10, 764972), (13, 588440), (20, 382486), (26, 294220), (40, 191243), (47, 162760), (52, 147110), (65, 117688), (94, 81380), (104, 73555), (130, 58844), (188, 40690), (235, 32552), (260, 29422), (313, 24440), (376, 20345), (470, 16276), (520, 14711), (611, 12520), (626, 12220), (940, 8138), (1222, 6260), (1252, 6110), (1565, 4888), (1880, 4069), (2444, 3130), (2504, 3055)]