20947200

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{1091}}^1$

素因数の和:1120

約数の個数: 108

約数和(自身を含む): 69193488

約数和(自身を除く): 48246288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1091, 1200, 1280, 1600, 1920, 2182, 2400, 3200, 3273, 3840, 4364, 4800, 5455, 6400, 6546, 8728, 9600, 10910, 13092, 16365, 17456, 19200, 21820, 26184, 27275, 32730, 34912, 43640, 52368, 54550, 65460, 69824, 81825, 87280, 104736, 109100, 130920, 139648, 163650, 174560, 209472, 218200, 261840, 279296, 327300, 349120, 418944, 436400, 523680, 654600, 698240, 837888, 872800, 1047360, 1309200, 1396480, 1745600, 2094720, 2618400, 3491200, 4189440, 5236800, 6982400, 10473600, 20947200]

約数ペア:

[(1, 20947200), (2, 10473600), (3, 6982400), (4, 5236800), (5, 4189440), (6, 3491200), (8, 2618400), (10, 2094720), (12, 1745600), (15, 1396480), (16, 1309200), (20, 1047360), (24, 872800), (25, 837888), (30, 698240), (32, 654600), (40, 523680), (48, 436400), (50, 418944), (60, 349120), (64, 327300), (75, 279296), (80, 261840), (96, 218200), (100, 209472), (120, 174560), (128, 163650), (150, 139648), (160, 130920), (192, 109100), (200, 104736), (240, 87280), (256, 81825), (300, 69824), (320, 65460), (384, 54550), (400, 52368), (480, 43640), (600, 34912), (640, 32730), (768, 27275), (800, 26184), (960, 21820), (1091, 19200), (1200, 17456), (1280, 16365), (1600, 13092), (1920, 10910), (2182, 9600), (2400, 8728), (3200, 6546), (3273, 6400), (3840, 5455), (4364, 4800)]