1900806520

素因数分解:

$2^3\times 5^1\times {\mathrm{47520163}}^1$

素因数の和:47520174

約数の個数: 16

約数和(自身を含む): 4276814760

約数和(自身を除く): 2376008240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47520163, 95040326, 190080652, 237600815, 380161304, 475201630, 950403260, 1900806520]

約数ペア:

[(1, 1900806520), (2, 950403260), (4, 475201630), (5, 380161304), (8, 237600815), (10, 190080652), (20, 95040326), (40, 47520163)]