389130070

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:907

約数の個数: 80

約数和(自身を含む): 861139440

約数和(自身を除く): 472009370

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 343, 490, 665, 686, 853, 931, 1330, 1706, 1715, 1862, 2401, 3430, 4265, 4655, 4802, 5971, 6517, 8530, 9310, 11942, 12005, 13034, 16207, 24010, 29855, 32414, 32585, 41797, 45619, 59710, 65170, 81035, 83594, 91238, 113449, 162070, 208985, 226898, 228095, 292579, 417970, 456190, 567245, 585158, 794143, 1134490, 1462895, 1588286, 2048053, 2925790, 3970715, 4096106, 5559001, 7941430, 10240265, 11118002, 20480530, 27795005, 38913007, 55590010, 77826014, 194565035, 389130070]

約数ペア:

[(1, 389130070), (2, 194565035), (5, 77826014), (7, 55590010), (10, 38913007), (14, 27795005), (19, 20480530), (35, 11118002), (38, 10240265), (49, 7941430), (70, 5559001), (95, 4096106), (98, 3970715), (133, 2925790), (190, 2048053), (245, 1588286), (266, 1462895), (343, 1134490), (490, 794143), (665, 585158), (686, 567245), (853, 456190), (931, 417970), (1330, 292579), (1706, 228095), (1715, 226898), (1862, 208985), (2401, 162070), (3430, 113449), (4265, 91238), (4655, 83594), (4802, 81035), (5971, 65170), (6517, 59710), (8530, 45619), (9310, 41797), (11942, 32585), (12005, 32414), (13034, 29855), (16207, 24010)]