220632020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{12409}}^1$

素因数の和:12552

約数の個数: 48

約数和(自身を含む): 533729280

約数和(自身を除く): 313097260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 12409, 17780, 24818, 49636, 62045, 86863, 124090, 173726, 248180, 347452, 434315, 868630, 1575943, 1737260, 3151886, 6303772, 7879715, 11031601, 15759430, 22063202, 31518860, 44126404, 55158005, 110316010, 220632020]

約数ペア:

[(1, 220632020), (2, 110316010), (4, 55158005), (5, 44126404), (7, 31518860), (10, 22063202), (14, 15759430), (20, 11031601), (28, 7879715), (35, 6303772), (70, 3151886), (127, 1737260), (140, 1575943), (254, 868630), (508, 434315), (635, 347452), (889, 248180), (1270, 173726), (1778, 124090), (2540, 86863), (3556, 62045), (4445, 49636), (8890, 24818), (12409, 17780)]