148833320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{86531}}^1$

素因数の和:86585

約数の個数: 32

約数和(自身を含む): 342666720

約数和(自身を除く): 193833400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 86531, 173062, 346124, 432655, 692248, 865310, 1730620, 3461240, 3720833, 7441666, 14883332, 18604165, 29766664, 37208330, 74416660, 148833320]

約数ペア:

[(1, 148833320), (2, 74416660), (4, 37208330), (5, 29766664), (8, 18604165), (10, 14883332), (20, 7441666), (40, 3720833), (43, 3461240), (86, 1730620), (172, 865310), (215, 692248), (344, 432655), (430, 346124), (860, 173062), (1720, 86531)]