13231520

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2017}}^1$

素因数の和:2073

約数の個数: 48

約数和(自身を含む): 32037768

約数和(自身を除く): 18806248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 2017, 3280, 4034, 6560, 8068, 10085, 16136, 20170, 32272, 40340, 64544, 80680, 82697, 161360, 165394, 322720, 330788, 413485, 661576, 826970, 1323152, 1653940, 2646304, 3307880, 6615760, 13231520]

約数ペア:

[(1, 13231520), (2, 6615760), (4, 3307880), (5, 2646304), (8, 1653940), (10, 1323152), (16, 826970), (20, 661576), (32, 413485), (40, 330788), (41, 322720), (80, 165394), (82, 161360), (160, 82697), (164, 80680), (205, 64544), (328, 40340), (410, 32272), (656, 20170), (820, 16136), (1312, 10085), (1640, 8068), (2017, 6560), (3280, 4034)]