2688896080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2585477}}^1$

素因数の和:2585503

約数の個数: 40

約数和(自身を含む): 6732584712

約数和(自身を除く): 4043688632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2585477, 5170954, 10341908, 12927385, 20683816, 25854770, 33611201, 41367632, 51709540, 67222402, 103419080, 134444804, 168056005, 206838160, 268889608, 336112010, 537779216, 672224020, 1344448040, 2688896080]

約数ペア:

[(1, 2688896080), (2, 1344448040), (4, 672224020), (5, 537779216), (8, 336112010), (10, 268889608), (13, 206838160), (16, 168056005), (20, 134444804), (26, 103419080), (40, 67222402), (52, 51709540), (65, 41367632), (80, 33611201), (104, 25854770), (130, 20683816), (208, 12927385), (260, 10341908), (520, 5170954), (1040, 2585477)]