14999840

素因数分解:

$2^5\times 5^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 35675640

約数和(自身を除く): 20675800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 241, 389, 482, 778, 964, 1205, 1556, 1928, 1945, 2410, 3112, 3856, 3890, 4820, 6224, 7712, 7780, 9640, 12448, 15560, 19280, 31120, 38560, 62240, 93749, 187498, 374996, 468745, 749992, 937490, 1499984, 1874980, 2999968, 3749960, 7499920, 14999840]

約数ペア:

[(1, 14999840), (2, 7499920), (4, 3749960), (5, 2999968), (8, 1874980), (10, 1499984), (16, 937490), (20, 749992), (32, 468745), (40, 374996), (80, 187498), (160, 93749), (241, 62240), (389, 38560), (482, 31120), (778, 19280), (964, 15560), (1205, 12448), (1556, 9640), (1928, 7780), (1945, 7712), (2410, 6224), (3112, 4820), (3856, 3890)]