7425440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4219}}^1$

素因数の和:4245

約数の個数: 48

約数和(自身を含む): 19141920

約数和(自身を除く): 11716480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 4219, 8438, 16876, 21095, 33752, 42190, 46409, 67504, 84380, 92818, 135008, 168760, 185636, 232045, 337520, 371272, 464090, 675040, 742544, 928180, 1485088, 1856360, 3712720, 7425440]

約数ペア:

[(1, 7425440), (2, 3712720), (4, 1856360), (5, 1485088), (8, 928180), (10, 742544), (11, 675040), (16, 464090), (20, 371272), (22, 337520), (32, 232045), (40, 185636), (44, 168760), (55, 135008), (80, 92818), (88, 84380), (110, 67504), (160, 46409), (176, 42190), (220, 33752), (352, 21095), (440, 16876), (880, 8438), (1760, 4219)]