4138980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{683}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 11721024

約数和(自身を除く): 7582044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 683, 1010, 1212, 1366, 1515, 2020, 2049, 2732, 3030, 3415, 4098, 6060, 6830, 8196, 10245, 13660, 20490, 40980, 68983, 137966, 206949, 275932, 344915, 413898, 689830, 827796, 1034745, 1379660, 2069490, 4138980]

約数ペア:

[(1, 4138980), (2, 2069490), (3, 1379660), (4, 1034745), (5, 827796), (6, 689830), (10, 413898), (12, 344915), (15, 275932), (20, 206949), (30, 137966), (60, 68983), (101, 40980), (202, 20490), (303, 13660), (404, 10245), (505, 8196), (606, 6830), (683, 6060), (1010, 4098), (1212, 3415), (1366, 3030), (1515, 2732), (2020, 2049)]