845569840

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{50093}}^1$

素因数の和:50317

約数の個数: 40

約数和(自身を含む): 1975306608

約数和(自身を除く): 1129736768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 16880, 50093, 100186, 200372, 250465, 400744, 500930, 801488, 1001860, 2003720, 4007440, 10569623, 21139246, 42278492, 52848115, 84556984, 105696230, 169113968, 211392460, 422784920, 845569840]

約数ペア:

[(1, 845569840), (2, 422784920), (4, 211392460), (5, 169113968), (8, 105696230), (10, 84556984), (16, 52848115), (20, 42278492), (40, 21139246), (80, 10569623), (211, 4007440), (422, 2003720), (844, 1001860), (1055, 801488), (1688, 500930), (2110, 400744), (3376, 250465), (4220, 200372), (8440, 100186), (16880, 50093)]