31471000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2861}}^1$

素因数の和:2893

約数の個数: 64

約数和(自身を含む): 80364960

約数和(自身を除く): 48893960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 2200, 2750, 2861, 5500, 5722, 11000, 11444, 14305, 22888, 28610, 31471, 57220, 62942, 71525, 114440, 125884, 143050, 157355, 251768, 286100, 314710, 357625, 572200, 629420, 715250, 786775, 1258840, 1430500, 1573550, 2861000, 3147100, 3933875, 6294200, 7867750, 15735500, 31471000]

約数ペア:

[(1, 31471000), (2, 15735500), (4, 7867750), (5, 6294200), (8, 3933875), (10, 3147100), (11, 2861000), (20, 1573550), (22, 1430500), (25, 1258840), (40, 786775), (44, 715250), (50, 629420), (55, 572200), (88, 357625), (100, 314710), (110, 286100), (125, 251768), (200, 157355), (220, 143050), (250, 125884), (275, 114440), (440, 71525), (500, 62942), (550, 57220), (1000, 31471), (1100, 28610), (1375, 22888), (2200, 14305), (2750, 11444), (2861, 11000), (5500, 5722)]