272258840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{972353}}^1$

素因数の和:972371

約数の個数: 32

約数和(自身を含む): 700094880

約数和(自身を除く): 427836040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 972353, 1944706, 3889412, 4861765, 6806471, 7778824, 9723530, 13612942, 19447060, 27225884, 34032355, 38894120, 54451768, 68064710, 136129420, 272258840]

約数ペア:

[(1, 272258840), (2, 136129420), (4, 68064710), (5, 54451768), (7, 38894120), (8, 34032355), (10, 27225884), (14, 19447060), (20, 13612942), (28, 9723530), (35, 7778824), (40, 6806471), (56, 4861765), (70, 3889412), (140, 1944706), (280, 972353)]