19609600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{383}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 48746880

約数和(自身を除く): 29137280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 383, 400, 512, 640, 766, 800, 1024, 1280, 1532, 1600, 1915, 2048, 2560, 3064, 3200, 3830, 5120, 6128, 6400, 7660, 9575, 10240, 12256, 12800, 15320, 19150, 24512, 25600, 30640, 38300, 49024, 51200, 61280, 76600, 98048, 122560, 153200, 196096, 245120, 306400, 392192, 490240, 612800, 784384, 980480, 1225600, 1960960, 2451200, 3921920, 4902400, 9804800, 19609600]

約数ペア:

[(1, 19609600), (2, 9804800), (4, 4902400), (5, 3921920), (8, 2451200), (10, 1960960), (16, 1225600), (20, 980480), (25, 784384), (32, 612800), (40, 490240), (50, 392192), (64, 306400), (80, 245120), (100, 196096), (128, 153200), (160, 122560), (200, 98048), (256, 76600), (320, 61280), (383, 51200), (400, 49024), (512, 38300), (640, 30640), (766, 25600), (800, 24512), (1024, 19150), (1280, 15320), (1532, 12800), (1600, 12256), (1915, 10240), (2048, 9575), (2560, 7660), (3064, 6400), (3200, 6128), (3830, 5120)]