1800568

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 4377600

約数和(自身を除く): 2577032

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 56, 74, 77, 79, 88, 148, 154, 158, 259, 296, 308, 316, 407, 518, 553, 616, 632, 814, 869, 1036, 1106, 1628, 1738, 2072, 2212, 2849, 2923, 3256, 3476, 4424, 5698, 5846, 6083, 6952, 11396, 11692, 12166, 20461, 22792, 23384, 24332, 32153, 40922, 48664, 64306, 81844, 128612, 163688, 225071, 257224, 450142, 900284, 1800568]

約数ペア:

[(1, 1800568), (2, 900284), (4, 450142), (7, 257224), (8, 225071), (11, 163688), (14, 128612), (22, 81844), (28, 64306), (37, 48664), (44, 40922), (56, 32153), (74, 24332), (77, 23384), (79, 22792), (88, 20461), (148, 12166), (154, 11692), (158, 11396), (259, 6952), (296, 6083), (308, 5846), (316, 5698), (407, 4424), (518, 3476), (553, 3256), (616, 2923), (632, 2849), (814, 2212), (869, 2072), (1036, 1738), (1106, 1628)]