1296202460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{23801}}^1$

素因数の和:24206

約数の個数: 48

約数和(自身を含む): 3119014080

約数和(自身を除く): 1822811620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 778, 1556, 1945, 2723, 3890, 5446, 7780, 10892, 13615, 23801, 27230, 47602, 54460, 95204, 119005, 166607, 238010, 333214, 476020, 666428, 833035, 1666070, 3332140, 9258589, 18517178, 37034356, 46292945, 64810123, 92585890, 129620246, 185171780, 259240492, 324050615, 648101230, 1296202460]

約数ペア:

[(1, 1296202460), (2, 648101230), (4, 324050615), (5, 259240492), (7, 185171780), (10, 129620246), (14, 92585890), (20, 64810123), (28, 46292945), (35, 37034356), (70, 18517178), (140, 9258589), (389, 3332140), (778, 1666070), (1556, 833035), (1945, 666428), (2723, 476020), (3890, 333214), (5446, 238010), (7780, 166607), (10892, 119005), (13615, 95204), (23801, 54460), (27230, 47602)]