2051240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2699}}^1$

素因数の和:2729

約数の個数: 32

約数和(自身を含む): 4860000

約数和(自身を除く): 2808760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2699, 5398, 10796, 13495, 21592, 26990, 51281, 53980, 102562, 107960, 205124, 256405, 410248, 512810, 1025620, 2051240]

約数ペア:

[(1, 2051240), (2, 1025620), (4, 512810), (5, 410248), (8, 256405), (10, 205124), (19, 107960), (20, 102562), (38, 53980), (40, 51281), (76, 26990), (95, 21592), (152, 13495), (190, 10796), (380, 5398), (760, 2699)]