2020982808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1181

約数の個数: 128

約数和(自身を含む): 5583211200

約数和(自身を除く): 3562228392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 73, 78, 89, 104, 146, 156, 178, 219, 267, 292, 312, 356, 438, 534, 584, 712, 876, 949, 997, 1068, 1157, 1752, 1898, 1994, 2136, 2314, 2847, 2991, 3471, 3796, 3988, 4628, 5694, 5982, 6497, 6942, 7592, 7976, 9256, 11388, 11964, 12961, 12994, 13884, 19491, 22776, 23928, 25922, 25988, 27768, 38883, 38982, 51844, 51976, 72781, 77766, 77964, 84461, 88733, 103688, 145562, 155532, 155928, 168922, 177466, 218343, 253383, 266199, 291124, 311064, 337844, 354932, 436686, 506766, 532398, 582248, 675688, 709864, 873372, 946153, 1013532, 1064796, 1153529, 1746744, 1892306, 2027064, 2129592, 2307058, 2838459, 3460587, 3784612, 4614116, 5676918, 6477509, 6921174, 7569224, 9228232, 11353836, 12955018, 13842348, 19432527, 22707672, 25910036, 27684696, 38865054, 51820072, 77730108, 84207617, 155460216, 168415234, 252622851, 336830468, 505245702, 673660936, 1010491404, 2020982808]

約数ペア:

[(1, 2020982808), (2, 1010491404), (3, 673660936), (4, 505245702), (6, 336830468), (8, 252622851), (12, 168415234), (13, 155460216), (24, 84207617), (26, 77730108), (39, 51820072), (52, 38865054), (73, 27684696), (78, 25910036), (89, 22707672), (104, 19432527), (146, 13842348), (156, 12955018), (178, 11353836), (219, 9228232), (267, 7569224), (292, 6921174), (312, 6477509), (356, 5676918), (438, 4614116), (534, 3784612), (584, 3460587), (712, 2838459), (876, 2307058), (949, 2129592), (997, 2027064), (1068, 1892306), (1157, 1746744), (1752, 1153529), (1898, 1064796), (1994, 1013532), (2136, 946153), (2314, 873372), (2847, 709864), (2991, 675688), (3471, 582248), (3796, 532398), (3988, 506766), (4628, 436686), (5694, 354932), (5982, 337844), (6497, 311064), (6942, 291124), (7592, 266199), (7976, 253383), (9256, 218343), (11388, 177466), (11964, 168922), (12961, 155928), (12994, 155532), (13884, 145562), (19491, 103688), (22776, 88733), (23928, 84461), (25922, 77964), (25988, 77766), (27768, 72781), (38883, 51976), (38982, 51844)]