1901840

素因数分解:

$2^4\times 5^1\times {\mathrm{23773}}^1$

素因数の和:23786

約数の個数: 20

約数和(自身を含む): 4421964

約数和(自身を除く): 2520124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23773, 47546, 95092, 118865, 190184, 237730, 380368, 475460, 950920, 1901840]

約数ペア:

[(1, 1901840), (2, 950920), (4, 475460), (5, 380368), (8, 237730), (10, 190184), (16, 118865), (20, 95092), (40, 47546), (80, 23773)]