42600040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 110108160

約数和(自身を除く): 67508120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 353, 431, 706, 862, 1412, 1724, 1765, 2155, 2471, 2824, 3017, 3448, 3530, 4310, 4942, 6034, 7060, 8620, 9884, 12068, 12355, 14120, 15085, 17240, 19768, 24136, 24710, 30170, 49420, 60340, 98840, 120680, 152143, 304286, 608572, 760715, 1065001, 1217144, 1521430, 2130002, 3042860, 4260004, 5325005, 6085720, 8520008, 10650010, 21300020, 42600040]

約数ペア:

[(1, 42600040), (2, 21300020), (4, 10650010), (5, 8520008), (7, 6085720), (8, 5325005), (10, 4260004), (14, 3042860), (20, 2130002), (28, 1521430), (35, 1217144), (40, 1065001), (56, 760715), (70, 608572), (140, 304286), (280, 152143), (353, 120680), (431, 98840), (706, 60340), (862, 49420), (1412, 30170), (1724, 24710), (1765, 24136), (2155, 19768), (2471, 17240), (2824, 15085), (3017, 14120), (3448, 12355), (3530, 12068), (4310, 9884), (4942, 8620), (6034, 7060)]