29983380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71389}}^1$

素因数の和:71408

約数の個数: 48

約数和(自身を含む): 95948160

約数和(自身を除く): 65964780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 71389, 142778, 214167, 285556, 356945, 428334, 499723, 713890, 856668, 999446, 1070835, 1427780, 1499169, 1998892, 2141670, 2498615, 2998338, 4283340, 4997230, 5996676, 7495845, 9994460, 14991690, 29983380]

約数ペア:

[(1, 29983380), (2, 14991690), (3, 9994460), (4, 7495845), (5, 5996676), (6, 4997230), (7, 4283340), (10, 2998338), (12, 2498615), (14, 2141670), (15, 1998892), (20, 1499169), (21, 1427780), (28, 1070835), (30, 999446), (35, 856668), (42, 713890), (60, 499723), (70, 428334), (84, 356945), (105, 285556), (140, 214167), (210, 142778), (420, 71389)]