1619126440

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{74821}}^1$

素因数の和:75373

約数の個数: 32

約数和(自身を含む): 3649817160

約数和(自身を除く): 2030690720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 4328, 5410, 10820, 21640, 74821, 149642, 299284, 374105, 598568, 748210, 1496420, 2992840, 40478161, 80956322, 161912644, 202390805, 323825288, 404781610, 809563220, 1619126440]

約数ペア:

[(1, 1619126440), (2, 809563220), (4, 404781610), (5, 323825288), (8, 202390805), (10, 161912644), (20, 80956322), (40, 40478161), (541, 2992840), (1082, 1496420), (2164, 748210), (2705, 598568), (4328, 374105), (5410, 299284), (10820, 149642), (21640, 74821)]