18229260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43403}}^1$

素因数の和:43422

約数の個数: 48

約数和(自身を含む): 58334976

約数和(自身を除く): 40105716

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, 43403, 86806, 130209, 173612, 217015, 260418, 303821, 434030, 520836, 607642, 651045, 868060, 911463, 1215284, 1302090, 1519105, 1822926, 2604180, 3038210, 3645852, 4557315, 6076420, 9114630, 18229260]

約数ペア:

[(1, 18229260), (2, 9114630), (3, 6076420), (4, 4557315), (5, 3645852), (6, 3038210), (7, 2604180), (10, 1822926), (12, 1519105), (14, 1302090), (15, 1215284), (20, 911463), (21, 868060), (28, 651045), (30, 607642), (35, 520836), (42, 434030), (60, 303821), (70, 260418), (84, 217015), (105, 173612), (140, 130209), (210, 86806), (420, 43403)]