16669720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5021}}^1$

素因数の和:5115

約数の個数: 32

約数和(自身を含む): 37966320

約数和(自身を除く): 21296600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5021, 10042, 20084, 25105, 40168, 50210, 100420, 200840, 416743, 833486, 1666972, 2083715, 3333944, 4167430, 8334860, 16669720]

約数ペア:

[(1, 16669720), (2, 8334860), (4, 4167430), (5, 3333944), (8, 2083715), (10, 1666972), (20, 833486), (40, 416743), (83, 200840), (166, 100420), (332, 50210), (415, 40168), (664, 25105), (830, 20084), (1660, 10042), (3320, 5021)]