18724000

素因数分解:

$2^5\times 5^3\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 47803392

約数和(自身を除く): 29079392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 125, 151, 155, 160, 200, 248, 250, 302, 310, 400, 496, 500, 604, 620, 755, 775, 800, 992, 1000, 1208, 1240, 1510, 1550, 2000, 2416, 2480, 3020, 3100, 3775, 3875, 4000, 4681, 4832, 4960, 6040, 6200, 7550, 7750, 9362, 12080, 12400, 15100, 15500, 18724, 18875, 23405, 24160, 24800, 30200, 31000, 37448, 37750, 46810, 60400, 62000, 74896, 75500, 93620, 117025, 120800, 124000, 149792, 151000, 187240, 234050, 302000, 374480, 468100, 585125, 604000, 748960, 936200, 1170250, 1872400, 2340500, 3744800, 4681000, 9362000, 18724000]

約数ペア:

[(1, 18724000), (2, 9362000), (4, 4681000), (5, 3744800), (8, 2340500), (10, 1872400), (16, 1170250), (20, 936200), (25, 748960), (31, 604000), (32, 585125), (40, 468100), (50, 374480), (62, 302000), (80, 234050), (100, 187240), (124, 151000), (125, 149792), (151, 124000), (155, 120800), (160, 117025), (200, 93620), (248, 75500), (250, 74896), (302, 62000), (310, 60400), (400, 46810), (496, 37750), (500, 37448), (604, 31000), (620, 30200), (755, 24800), (775, 24160), (800, 23405), (992, 18875), (1000, 18724), (1208, 15500), (1240, 15100), (1510, 12400), (1550, 12080), (2000, 9362), (2416, 7750), (2480, 7550), (3020, 6200), (3100, 6040), (3775, 4960), (3875, 4832), (4000, 4681)]