168993320

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{24421}}^1$

素因数の和:24605

約数の個数: 32

約数和(自身を含む): 382448520

約数和(自身を除く): 213455200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 24421, 48842, 97684, 122105, 195368, 244210, 488420, 976840, 4224833, 8449666, 16899332, 21124165, 33798664, 42248330, 84496660, 168993320]

約数ペア:

[(1, 168993320), (2, 84496660), (4, 42248330), (5, 33798664), (8, 21124165), (10, 16899332), (20, 8449666), (40, 4224833), (173, 976840), (346, 488420), (692, 244210), (865, 195368), (1384, 122105), (1730, 97684), (3460, 48842), (6920, 24421)]