2453702920

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{197243}}^1$

素因数の和:197565

約数の個数: 32

約数和(自身を含む): 5538611520

約数和(自身を除く): 3084908600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 197243, 394486, 788972, 986215, 1577944, 1972430, 3944860, 7889720, 61342573, 122685146, 245370292, 306712865, 490740584, 613425730, 1226851460, 2453702920]

約数ペア:

[(1, 2453702920), (2, 1226851460), (4, 613425730), (5, 490740584), (8, 306712865), (10, 245370292), (20, 122685146), (40, 61342573), (311, 7889720), (622, 3944860), (1244, 1972430), (1555, 1577944), (2488, 986215), (3110, 788972), (6220, 394486), (12440, 197243)]