4019168

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 8436960

約数和(自身を除く): 4417792

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 61, 71, 116, 122, 142, 232, 244, 284, 464, 488, 568, 928, 976, 1136, 1769, 1952, 2059, 2272, 3538, 4118, 4331, 7076, 8236, 8662, 14152, 16472, 17324, 28304, 32944, 34648, 56608, 65888, 69296, 125599, 138592, 251198, 502396, 1004792, 2009584, 4019168]

約数ペア:

[(1, 4019168), (2, 2009584), (4, 1004792), (8, 502396), (16, 251198), (29, 138592), (32, 125599), (58, 69296), (61, 65888), (71, 56608), (116, 34648), (122, 32944), (142, 28304), (232, 17324), (244, 16472), (284, 14152), (464, 8662), (488, 8236), (568, 7076), (928, 4331), (976, 4118), (1136, 3538), (1769, 2272), (1952, 2059)]