1949429000

素因数分解:

$2^3\times 5^3\times {\mathrm{211}}^1\times {\mathrm{9239}}^1$

素因数の和:9471

約数の個数: 64

約数和(自身を含む): 4583779200

約数和(自身を除く): 2634350200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 211, 250, 422, 500, 844, 1000, 1055, 1688, 2110, 4220, 5275, 8440, 9239, 10550, 18478, 21100, 26375, 36956, 42200, 46195, 52750, 73912, 92390, 105500, 184780, 211000, 230975, 369560, 461950, 923900, 1154875, 1847800, 1949429, 2309750, 3898858, 4619500, 7797716, 9239000, 9747145, 15595432, 19494290, 38988580, 48735725, 77977160, 97471450, 194942900, 243678625, 389885800, 487357250, 974714500, 1949429000]

約数ペア:

[(1, 1949429000), (2, 974714500), (4, 487357250), (5, 389885800), (8, 243678625), (10, 194942900), (20, 97471450), (25, 77977160), (40, 48735725), (50, 38988580), (100, 19494290), (125, 15595432), (200, 9747145), (211, 9239000), (250, 7797716), (422, 4619500), (500, 3898858), (844, 2309750), (1000, 1949429), (1055, 1847800), (1688, 1154875), (2110, 923900), (4220, 461950), (5275, 369560), (8440, 230975), (9239, 211000), (10550, 184780), (18478, 105500), (21100, 92390), (26375, 73912), (36956, 52750), (42200, 46195)]