15709790480

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1944281}}^1$

素因数の和:1944395

約数の個数: 40

約数和(自身を含む): 36886918104

約数和(自身を除く): 21177127624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 1944281, 3888562, 7777124, 9721405, 15554248, 19442810, 31108496, 38885620, 77771240, 155542480, 196372381, 392744762, 785489524, 981861905, 1570979048, 1963723810, 3141958096, 3927447620, 7854895240, 15709790480]

約数ペア:

[(1, 15709790480), (2, 7854895240), (4, 3927447620), (5, 3141958096), (8, 1963723810), (10, 1570979048), (16, 981861905), (20, 785489524), (40, 392744762), (80, 196372381), (101, 155542480), (202, 77771240), (404, 38885620), (505, 31108496), (808, 19442810), (1010, 15554248), (1616, 9721405), (2020, 7777124), (4040, 3888562), (8080, 1944281)]