19568000

素因数分解:

$2^7\times 5^3\times {\mathrm{1223}}^1$

素因数の和:1252

約数の個数: 64

約数和(自身を含む): 48690720

約数和(自身を除く): 29122720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1223, 1600, 2000, 2446, 3200, 4000, 4892, 6115, 8000, 9784, 12230, 16000, 19568, 24460, 30575, 39136, 48920, 61150, 78272, 97840, 122300, 152875, 156544, 195680, 244600, 305750, 391360, 489200, 611500, 782720, 978400, 1223000, 1956800, 2446000, 3913600, 4892000, 9784000, 19568000]

約数ペア:

[(1, 19568000), (2, 9784000), (4, 4892000), (5, 3913600), (8, 2446000), (10, 1956800), (16, 1223000), (20, 978400), (25, 782720), (32, 611500), (40, 489200), (50, 391360), (64, 305750), (80, 244600), (100, 195680), (125, 156544), (128, 152875), (160, 122300), (200, 97840), (250, 78272), (320, 61150), (400, 48920), (500, 39136), (640, 30575), (800, 24460), (1000, 19568), (1223, 16000), (1600, 12230), (2000, 9784), (2446, 8000), (3200, 6115), (4000, 4892)]