201306220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2963}}^1$

素因数の和:3094

約数の個数: 48

約数和(自身を含む): 438197760

約数和(自身を除く): 236891540

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1580, 2963, 3397, 5926, 6794, 11852, 13588, 14815, 16985, 29630, 33970, 59260, 67940, 127409, 234077, 254818, 468154, 509636, 637045, 936308, 1170385, 1274090, 2340770, 2548180, 4681540, 10065311, 20130622, 40261244, 50326555, 100653110, 201306220]

約数ペア:

[(1, 201306220), (2, 100653110), (4, 50326555), (5, 40261244), (10, 20130622), (20, 10065311), (43, 4681540), (79, 2548180), (86, 2340770), (158, 1274090), (172, 1170385), (215, 936308), (316, 637045), (395, 509636), (430, 468154), (790, 254818), (860, 234077), (1580, 127409), (2963, 67940), (3397, 59260), (5926, 33970), (6794, 29630), (11852, 16985), (13588, 14815)]