1947751472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1319}}^1$

素因数の和:1494

約数の個数: 80

約数和(自身を含む): 4110004800

約数和(自身を除く): 2162253328

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 89, 122, 136, 178, 244, 272, 356, 488, 712, 976, 1037, 1319, 1424, 1513, 2074, 2638, 3026, 4148, 5276, 5429, 6052, 8296, 10552, 10858, 12104, 16592, 21104, 21716, 22423, 24208, 43432, 44846, 80459, 86864, 89692, 92293, 117391, 160918, 179384, 184586, 234782, 321836, 358768, 369172, 469564, 643672, 738344, 939128, 1287344, 1367803, 1476688, 1878256, 1995647, 2735606, 3991294, 5471212, 7160851, 7982588, 10942424, 14321702, 15965176, 21884848, 28643404, 31930352, 57286808, 114573616, 121734467, 243468934, 486937868, 973875736, 1947751472]

約数ペア:

[(1, 1947751472), (2, 973875736), (4, 486937868), (8, 243468934), (16, 121734467), (17, 114573616), (34, 57286808), (61, 31930352), (68, 28643404), (89, 21884848), (122, 15965176), (136, 14321702), (178, 10942424), (244, 7982588), (272, 7160851), (356, 5471212), (488, 3991294), (712, 2735606), (976, 1995647), (1037, 1878256), (1319, 1476688), (1424, 1367803), (1513, 1287344), (2074, 939128), (2638, 738344), (3026, 643672), (4148, 469564), (5276, 369172), (5429, 358768), (6052, 321836), (8296, 234782), (10552, 184586), (10858, 179384), (12104, 160918), (16592, 117391), (21104, 92293), (21716, 89692), (22423, 86864), (24208, 80459), (43432, 44846)]