2678440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2309}}^1$

素因数の和:2349

約数の個数: 32

約数和(自身を含む): 6237000

約数和(自身を除く): 3558560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 2309, 4618, 9236, 11545, 18472, 23090, 46180, 66961, 92360, 133922, 267844, 334805, 535688, 669610, 1339220, 2678440]

約数ペア:

[(1, 2678440), (2, 1339220), (4, 669610), (5, 535688), (8, 334805), (10, 267844), (20, 133922), (29, 92360), (40, 66961), (58, 46180), (116, 23090), (145, 18472), (232, 11545), (290, 9236), (580, 4618), (1160, 2309)]