20067200

素因数分解:

$2^7\times 5^2\times {\mathrm{6271}}^1$

素因数の和:6295

約数の個数: 48

約数和(自身を含む): 49580160

約数和(自身を除く): 29512960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 6271, 12542, 25084, 31355, 50168, 62710, 100336, 125420, 156775, 200672, 250840, 313550, 401344, 501680, 627100, 802688, 1003360, 1254200, 2006720, 2508400, 4013440, 5016800, 10033600, 20067200]

約数ペア:

[(1, 20067200), (2, 10033600), (4, 5016800), (5, 4013440), (8, 2508400), (10, 2006720), (16, 1254200), (20, 1003360), (25, 802688), (32, 627100), (40, 501680), (50, 401344), (64, 313550), (80, 250840), (100, 200672), (128, 156775), (160, 125420), (200, 100336), (320, 62710), (400, 50168), (640, 31355), (800, 25084), (1600, 12542), (3200, 6271)]