837900980

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{17449}}^1$

素因数の和:17486

約数の個数: 60

約数和(自身を含む): 2052852900

約数和(自身を除く): 1214951920

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 6860, 9604, 12005, 17449, 24010, 34898, 48020, 69796, 87245, 122143, 174490, 244286, 348980, 488572, 610715, 855001, 1221430, 1710002, 2442860, 3420004, 4275005, 5985007, 8550010, 11970014, 17100020, 23940028, 29925035, 41895049, 59850070, 83790098, 119700140, 167580196, 209475245, 418950490, 837900980]

約数ペア:

[(1, 837900980), (2, 418950490), (4, 209475245), (5, 167580196), (7, 119700140), (10, 83790098), (14, 59850070), (20, 41895049), (28, 29925035), (35, 23940028), (49, 17100020), (70, 11970014), (98, 8550010), (140, 5985007), (196, 4275005), (245, 3420004), (343, 2442860), (490, 1710002), (686, 1221430), (980, 855001), (1372, 610715), (1715, 488572), (2401, 348980), (3430, 244286), (4802, 174490), (6860, 122143), (9604, 87245), (12005, 69796), (17449, 48020), (24010, 34898)]