9742486520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{263881}}^1$

素因数の和:263976

約数の個数: 64

約数和(自身を含む): 23939375040

約数和(自身を除く): 14196888520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 9230, 18460, 36920, 263881, 527762, 1055524, 1319405, 2111048, 2638810, 3430453, 5277620, 6860906, 10555240, 13721812, 17152265, 18735551, 27443624, 34304530, 37471102, 68609060, 74942204, 93677755, 137218120, 149884408, 187355510, 243562163, 374711020, 487124326, 749422040, 974248652, 1217810815, 1948497304, 2435621630, 4871243260, 9742486520]

約数ペア:

[(1, 9742486520), (2, 4871243260), (4, 2435621630), (5, 1948497304), (8, 1217810815), (10, 974248652), (13, 749422040), (20, 487124326), (26, 374711020), (40, 243562163), (52, 187355510), (65, 149884408), (71, 137218120), (104, 93677755), (130, 74942204), (142, 68609060), (260, 37471102), (284, 34304530), (355, 27443624), (520, 18735551), (568, 17152265), (710, 13721812), (923, 10555240), (1420, 6860906), (1846, 5277620), (2840, 3430453), (3692, 2638810), (4615, 2111048), (7384, 1319405), (9230, 1055524), (18460, 527762), (36920, 263881)]