720295984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{10069}}^1$

素因数の和:10357

約数の個数: 40

約数和(自身を含む): 1483431840

約数和(自身を除く): 763135856

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 263, 272, 526, 1052, 2104, 4208, 4471, 8942, 10069, 17884, 20138, 35768, 40276, 71536, 80552, 161104, 171173, 342346, 684692, 1369384, 2648147, 2738768, 5296294, 10592588, 21185176, 42370352, 45018499, 90036998, 180073996, 360147992, 720295984]

約数ペア:

[(1, 720295984), (2, 360147992), (4, 180073996), (8, 90036998), (16, 45018499), (17, 42370352), (34, 21185176), (68, 10592588), (136, 5296294), (263, 2738768), (272, 2648147), (526, 1369384), (1052, 684692), (2104, 342346), (4208, 171173), (4471, 161104), (8942, 80552), (10069, 71536), (17884, 40276), (20138, 35768)]