2019442720

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1\times {\mathrm{433}}^1$

素因数の和:834

約数の個数: 96

約数和(自身を含む): 4845439872

約数和(自身を除く): 2825997152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 283, 412, 433, 515, 566, 824, 866, 1030, 1132, 1415, 1648, 1732, 2060, 2165, 2264, 2830, 3296, 3464, 4120, 4330, 4528, 5660, 6928, 8240, 8660, 9056, 11320, 13856, 16480, 17320, 22640, 29149, 34640, 44599, 45280, 58298, 69280, 89198, 116596, 122539, 145745, 178396, 222995, 233192, 245078, 291490, 356792, 445990, 466384, 490156, 582980, 612695, 713584, 891980, 932768, 980312, 1165960, 1225390, 1427168, 1783960, 1960624, 2331920, 2450780, 3567920, 3921248, 4663840, 4901560, 7135840, 9803120, 12621517, 19606240, 25243034, 50486068, 63107585, 100972136, 126215170, 201944272, 252430340, 403888544, 504860680, 1009721360, 2019442720]

約数ペア:

[(1, 2019442720), (2, 1009721360), (4, 504860680), (5, 403888544), (8, 252430340), (10, 201944272), (16, 126215170), (20, 100972136), (32, 63107585), (40, 50486068), (80, 25243034), (103, 19606240), (160, 12621517), (206, 9803120), (283, 7135840), (412, 4901560), (433, 4663840), (515, 3921248), (566, 3567920), (824, 2450780), (866, 2331920), (1030, 1960624), (1132, 1783960), (1415, 1427168), (1648, 1225390), (1732, 1165960), (2060, 980312), (2165, 932768), (2264, 891980), (2830, 713584), (3296, 612695), (3464, 582980), (4120, 490156), (4330, 466384), (4528, 445990), (5660, 356792), (6928, 291490), (8240, 245078), (8660, 233192), (9056, 222995), (11320, 178396), (13856, 145745), (16480, 122539), (17320, 116596), (22640, 89198), (29149, 69280), (34640, 58298), (44599, 45280)]