1397792240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103387}}^1$

素因数の和:103426

約数の個数: 60

約数和(自身を含む): 3519120744

約数和(自身を除く): 2121328504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 103387, 206774, 413548, 516935, 827096, 1033870, 1344031, 1654192, 2067740, 2688062, 4135480, 5376124, 6720155, 8270960, 10752248, 13440310, 17472403, 21504496, 26880620, 34944806, 53761240, 69889612, 87362015, 107522480, 139779224, 174724030, 279558448, 349448060, 698896120, 1397792240]

約数ペア:

[(1, 1397792240), (2, 698896120), (4, 349448060), (5, 279558448), (8, 174724030), (10, 139779224), (13, 107522480), (16, 87362015), (20, 69889612), (26, 53761240), (40, 34944806), (52, 26880620), (65, 21504496), (80, 17472403), (104, 13440310), (130, 10752248), (169, 8270960), (208, 6720155), (260, 5376124), (338, 4135480), (520, 2688062), (676, 2067740), (845, 1654192), (1040, 1344031), (1352, 1033870), (1690, 827096), (2704, 516935), (3380, 413548), (6760, 206774), (13520, 103387)]