28202480

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1553}}^1$

素因数の和:1793

約数の個数: 40

約数和(自身を含む): 65902032

約数和(自身を除く): 37699552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 1135, 1553, 1816, 2270, 3106, 3632, 4540, 6212, 7765, 9080, 12424, 15530, 18160, 24848, 31060, 62120, 124240, 352531, 705062, 1410124, 1762655, 2820248, 3525310, 5640496, 7050620, 14101240, 28202480]

約数ペア:

[(1, 28202480), (2, 14101240), (4, 7050620), (5, 5640496), (8, 3525310), (10, 2820248), (16, 1762655), (20, 1410124), (40, 705062), (80, 352531), (227, 124240), (454, 62120), (908, 31060), (1135, 24848), (1553, 18160), (1816, 15530), (2270, 12424), (3106, 9080), (3632, 7765), (4540, 6212)]