16438720

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1093}}^1$

素因数の和:1157

約数の個数: 56

約数和(自身を含む): 40014144

約数和(自身を除く): 23575424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1093, 1504, 1880, 2186, 3008, 3760, 4372, 5465, 7520, 8744, 10930, 15040, 17488, 21860, 34976, 43720, 51371, 69952, 87440, 102742, 174880, 205484, 256855, 349760, 410968, 513710, 821936, 1027420, 1643872, 2054840, 3287744, 4109680, 8219360, 16438720]

約数ペア:

[(1, 16438720), (2, 8219360), (4, 4109680), (5, 3287744), (8, 2054840), (10, 1643872), (16, 1027420), (20, 821936), (32, 513710), (40, 410968), (47, 349760), (64, 256855), (80, 205484), (94, 174880), (160, 102742), (188, 87440), (235, 69952), (320, 51371), (376, 43720), (470, 34976), (752, 21860), (940, 17488), (1093, 15040), (1504, 10930), (1880, 8744), (2186, 7520), (3008, 5465), (3760, 4372)]