40394992

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 94493952

約数和(自身を除く): 54098960

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 23, 34, 44, 46, 68, 88, 92, 136, 176, 184, 187, 253, 272, 368, 374, 391, 506, 587, 748, 782, 1012, 1174, 1496, 1564, 2024, 2348, 2992, 3128, 4048, 4301, 4696, 6256, 6457, 8602, 9392, 9979, 12914, 13501, 17204, 19958, 25828, 27002, 34408, 39916, 51656, 54004, 68816, 79832, 103312, 108008, 109769, 148511, 159664, 216016, 219538, 229517, 297022, 439076, 459034, 594044, 878152, 918068, 1188088, 1756304, 1836136, 2376176, 2524687, 3672272, 5049374, 10098748, 20197496, 40394992]

約数ペア:

[(1, 40394992), (2, 20197496), (4, 10098748), (8, 5049374), (11, 3672272), (16, 2524687), (17, 2376176), (22, 1836136), (23, 1756304), (34, 1188088), (44, 918068), (46, 878152), (68, 594044), (88, 459034), (92, 439076), (136, 297022), (176, 229517), (184, 219538), (187, 216016), (253, 159664), (272, 148511), (368, 109769), (374, 108008), (391, 103312), (506, 79832), (587, 68816), (748, 54004), (782, 51656), (1012, 39916), (1174, 34408), (1496, 27002), (1564, 25828), (2024, 19958), (2348, 17204), (2992, 13501), (3128, 12914), (4048, 9979), (4301, 9392), (4696, 8602), (6256, 6457)]