39978830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1721}}^1$

素因数の和:1852

約数の個数: 32

約数和(自身を含む): 75878208

約数和(自身を除く): 35899378

約数列:

[1, 2, 5, 10, 23, 46, 101, 115, 202, 230, 505, 1010, 1721, 2323, 3442, 4646, 8605, 11615, 17210, 23230, 39583, 79166, 173821, 197915, 347642, 395830, 869105, 1738210, 3997883, 7995766, 19989415, 39978830]

約数ペア:

[(1, 39978830), (2, 19989415), (5, 7995766), (10, 3997883), (23, 1738210), (46, 869105), (101, 395830), (115, 347642), (202, 197915), (230, 173821), (505, 79166), (1010, 39583), (1721, 23230), (2323, 17210), (3442, 11615), (4646, 8605)]