21634000

素因数分解:

$2^4\times 5^3\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:425

約数の個数: 80

約数和(自身を含む): 54259920

約数和(自身を除く): 32625920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 125, 145, 200, 232, 250, 290, 373, 400, 464, 500, 580, 725, 746, 1000, 1160, 1450, 1492, 1865, 2000, 2320, 2900, 2984, 3625, 3730, 5800, 5968, 7250, 7460, 9325, 10817, 11600, 14500, 14920, 18650, 21634, 29000, 29840, 37300, 43268, 46625, 54085, 58000, 74600, 86536, 93250, 108170, 149200, 173072, 186500, 216340, 270425, 373000, 432680, 540850, 746000, 865360, 1081700, 1352125, 2163400, 2704250, 4326800, 5408500, 10817000, 21634000]

約数ペア:

[(1, 21634000), (2, 10817000), (4, 5408500), (5, 4326800), (8, 2704250), (10, 2163400), (16, 1352125), (20, 1081700), (25, 865360), (29, 746000), (40, 540850), (50, 432680), (58, 373000), (80, 270425), (100, 216340), (116, 186500), (125, 173072), (145, 149200), (200, 108170), (232, 93250), (250, 86536), (290, 74600), (373, 58000), (400, 54085), (464, 46625), (500, 43268), (580, 37300), (725, 29840), (746, 29000), (1000, 21634), (1160, 18650), (1450, 14920), (1492, 14500), (1865, 11600), (2000, 10817), (2320, 9325), (2900, 7460), (2984, 7250), (3625, 5968), (3730, 5800)]