1944328620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2492729}}^1$

素因数の和:2492754

約数の個数: 48

約数和(自身を含む): 5862900960

約数和(自身を除く): 3918572340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2492729, 4985458, 7478187, 9970916, 12463645, 14956374, 24927290, 29912748, 32405477, 37390935, 49854580, 64810954, 74781870, 97216431, 129621908, 149563740, 162027385, 194432862, 324054770, 388865724, 486082155, 648109540, 972164310, 1944328620]

約数ペア:

[(1, 1944328620), (2, 972164310), (3, 648109540), (4, 486082155), (5, 388865724), (6, 324054770), (10, 194432862), (12, 162027385), (13, 149563740), (15, 129621908), (20, 97216431), (26, 74781870), (30, 64810954), (39, 49854580), (52, 37390935), (60, 32405477), (65, 29912748), (78, 24927290), (130, 14956374), (156, 12463645), (195, 9970916), (260, 7478187), (390, 4985458), (780, 2492729)]