8481220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 20462400

約数和(自身を除く): 11981180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2029, 2090, 4058, 4180, 8116, 10145, 20290, 22319, 38551, 40580, 44638, 77102, 89276, 111595, 154204, 192755, 223190, 385510, 424061, 446380, 771020, 848122, 1696244, 2120305, 4240610, 8481220]

約数ペア:

[(1, 8481220), (2, 4240610), (4, 2120305), (5, 1696244), (10, 848122), (11, 771020), (19, 446380), (20, 424061), (22, 385510), (38, 223190), (44, 192755), (55, 154204), (76, 111595), (95, 89276), (110, 77102), (190, 44638), (209, 40580), (220, 38551), (380, 22319), (418, 20290), (836, 10145), (1045, 8116), (2029, 4180), (2090, 4058)]