18516291220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2281}}^1\times {\mathrm{2521}}^1$

素因数の和:4841

約数の個数: 96

約数和(自身を含む): 46409965056

約数和(自身を除く): 27893673836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2281, 2521, 3220, 4562, 5042, 9124, 10084, 11405, 12605, 15967, 17647, 22810, 25210, 31934, 35294, 45620, 50420, 52463, 57983, 63868, 70588, 79835, 88235, 104926, 115966, 159670, 176470, 209852, 231932, 262315, 289915, 319340, 352940, 367241, 405881, 524630, 579830, 734482, 811762, 1049260, 1159660, 1468964, 1623524, 1836205, 2029405, 3672410, 4058810, 5750401, 7344820, 8117620, 11500802, 23001604, 28752005, 40252807, 57504010, 80505614, 115008020, 132259223, 161011228, 201264035, 264518446, 402528070, 529036892, 661296115, 805056140, 925814561, 1322592230, 1851629122, 2645184460, 3703258244, 4629072805, 9258145610, 18516291220]

約数ペア:

[(1, 18516291220), (2, 9258145610), (4, 4629072805), (5, 3703258244), (7, 2645184460), (10, 1851629122), (14, 1322592230), (20, 925814561), (23, 805056140), (28, 661296115), (35, 529036892), (46, 402528070), (70, 264518446), (92, 201264035), (115, 161011228), (140, 132259223), (161, 115008020), (230, 80505614), (322, 57504010), (460, 40252807), (644, 28752005), (805, 23001604), (1610, 11500802), (2281, 8117620), (2521, 7344820), (3220, 5750401), (4562, 4058810), (5042, 3672410), (9124, 2029405), (10084, 1836205), (11405, 1623524), (12605, 1468964), (15967, 1159660), (17647, 1049260), (22810, 811762), (25210, 734482), (31934, 579830), (35294, 524630), (45620, 405881), (50420, 367241), (52463, 352940), (57983, 319340), (63868, 289915), (70588, 262315), (79835, 231932), (88235, 209852), (104926, 176470), (115966, 159670)]