13811980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7589}}^1$

素因数の和:7618

約数の個数: 48

約数和(自身を含む): 35703360

約数和(自身を除く): 21891380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 7589, 15178, 30356, 37945, 53123, 75890, 98657, 106246, 151780, 197314, 212492, 265615, 394628, 493285, 531230, 690599, 986570, 1062460, 1381198, 1973140, 2762396, 3452995, 6905990, 13811980]

約数ペア:

[(1, 13811980), (2, 6905990), (4, 3452995), (5, 2762396), (7, 1973140), (10, 1381198), (13, 1062460), (14, 986570), (20, 690599), (26, 531230), (28, 493285), (35, 394628), (52, 265615), (65, 212492), (70, 197314), (91, 151780), (130, 106246), (140, 98657), (182, 75890), (260, 53123), (364, 37945), (455, 30356), (910, 15178), (1820, 7589)]