2130397640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{30313}}^1$

素因数の和:30582

約数の個数: 64

約数和(自身を含む): 5500172160

約数和(自身を除く): 3369774520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 251, 280, 502, 1004, 1255, 1757, 2008, 2510, 3514, 5020, 7028, 8785, 10040, 14056, 17570, 30313, 35140, 60626, 70280, 121252, 151565, 212191, 242504, 303130, 424382, 606260, 848764, 1060955, 1212520, 1697528, 2121910, 4243820, 7608563, 8487640, 15217126, 30434252, 38042815, 53259941, 60868504, 76085630, 106519882, 152171260, 213039764, 266299705, 304342520, 426079528, 532599410, 1065198820, 2130397640]

約数ペア:

[(1, 2130397640), (2, 1065198820), (4, 532599410), (5, 426079528), (7, 304342520), (8, 266299705), (10, 213039764), (14, 152171260), (20, 106519882), (28, 76085630), (35, 60868504), (40, 53259941), (56, 38042815), (70, 30434252), (140, 15217126), (251, 8487640), (280, 7608563), (502, 4243820), (1004, 2121910), (1255, 1697528), (1757, 1212520), (2008, 1060955), (2510, 848764), (3514, 606260), (5020, 424382), (7028, 303130), (8785, 242504), (10040, 212191), (14056, 151565), (17570, 121252), (30313, 70280), (35140, 60626)]