22258000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:413

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 33452720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 359, 400, 496, 500, 620, 718, 775, 1000, 1240, 1436, 1550, 1795, 2000, 2480, 2872, 3100, 3590, 3875, 5744, 6200, 7180, 7750, 8975, 11129, 12400, 14360, 15500, 17950, 22258, 28720, 31000, 35900, 44516, 44875, 55645, 62000, 71800, 89032, 89750, 111290, 143600, 178064, 179500, 222580, 278225, 359000, 445160, 556450, 718000, 890320, 1112900, 1391125, 2225800, 2782250, 4451600, 5564500, 11129000, 22258000]

約数ペア:

[(1, 22258000), (2, 11129000), (4, 5564500), (5, 4451600), (8, 2782250), (10, 2225800), (16, 1391125), (20, 1112900), (25, 890320), (31, 718000), (40, 556450), (50, 445160), (62, 359000), (80, 278225), (100, 222580), (124, 179500), (125, 178064), (155, 143600), (200, 111290), (248, 89750), (250, 89032), (310, 71800), (359, 62000), (400, 55645), (496, 44875), (500, 44516), (620, 35900), (718, 31000), (775, 28720), (1000, 22258), (1240, 17950), (1436, 15500), (1550, 14360), (1795, 12400), (2000, 11129), (2480, 8975), (2872, 7750), (3100, 7180), (3590, 6200), (3875, 5744)]