18930000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{631}}^1$

素因数の和:662

約数の個数: 100

約数和(自身を含む): 61205408

約数和(自身を除く): 42275408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 625, 631, 750, 1000, 1200, 1250, 1262, 1500, 1875, 1893, 2000, 2500, 2524, 3000, 3155, 3750, 3786, 5000, 5048, 6000, 6310, 7500, 7572, 9465, 10000, 10096, 12620, 15000, 15144, 15775, 18930, 25240, 30000, 30288, 31550, 37860, 47325, 50480, 63100, 75720, 78875, 94650, 126200, 151440, 157750, 189300, 236625, 252400, 315500, 378600, 394375, 473250, 631000, 757200, 788750, 946500, 1183125, 1262000, 1577500, 1893000, 2366250, 3155000, 3786000, 4732500, 6310000, 9465000, 18930000]

約数ペア:

[(1, 18930000), (2, 9465000), (3, 6310000), (4, 4732500), (5, 3786000), (6, 3155000), (8, 2366250), (10, 1893000), (12, 1577500), (15, 1262000), (16, 1183125), (20, 946500), (24, 788750), (25, 757200), (30, 631000), (40, 473250), (48, 394375), (50, 378600), (60, 315500), (75, 252400), (80, 236625), (100, 189300), (120, 157750), (125, 151440), (150, 126200), (200, 94650), (240, 78875), (250, 75720), (300, 63100), (375, 50480), (400, 47325), (500, 37860), (600, 31550), (625, 30288), (631, 30000), (750, 25240), (1000, 18930), (1200, 15775), (1250, 15144), (1262, 15000), (1500, 12620), (1875, 10096), (1893, 10000), (2000, 9465), (2500, 7572), (2524, 7500), (3000, 6310), (3155, 6000), (3750, 5048), (3786, 5000)]