189098840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{96479}}^1$

素因数の和:96504

約数の個数: 48

約数和(自身を含む): 494942400

約数和(自身を除く): 305843560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 96479, 192958, 385916, 482395, 675353, 771832, 964790, 1350706, 1929580, 2701412, 3376765, 3859160, 4727471, 5402824, 6753530, 9454942, 13507060, 18909884, 23637355, 27014120, 37819768, 47274710, 94549420, 189098840]

約数ペア:

[(1, 189098840), (2, 94549420), (4, 47274710), (5, 37819768), (7, 27014120), (8, 23637355), (10, 18909884), (14, 13507060), (20, 9454942), (28, 6753530), (35, 5402824), (40, 4727471), (49, 3859160), (56, 3376765), (70, 2701412), (98, 1929580), (140, 1350706), (196, 964790), (245, 771832), (280, 675353), (392, 482395), (490, 385916), (980, 192958), (1960, 96479)]