242892020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{35407}}^1$

素因数の和:35437

約数の個数: 48

約数和(自身を含む): 594854400

約数和(自身を除く): 351962380

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, 3430, 6860, 35407, 70814, 141628, 177035, 247849, 354070, 495698, 708140, 991396, 1239245, 1734943, 2478490, 3469886, 4956980, 6939772, 8674715, 12144601, 17349430, 24289202, 34698860, 48578404, 60723005, 121446010, 242892020]

約数ペア:

[(1, 242892020), (2, 121446010), (4, 60723005), (5, 48578404), (7, 34698860), (10, 24289202), (14, 17349430), (20, 12144601), (28, 8674715), (35, 6939772), (49, 4956980), (70, 3469886), (98, 2478490), (140, 1734943), (196, 1239245), (245, 991396), (343, 708140), (490, 495698), (686, 354070), (980, 247849), (1372, 177035), (1715, 141628), (3430, 70814), (6860, 35407)]