40000007608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1\times {\mathrm{17957}}^1$

素因数の和:19480

約数の個数: 64

約数和(自身を含む): 86694040800

約数和(自身を除く): 46694033192

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1489, 1496, 2978, 5956, 11912, 16379, 17957, 25313, 32758, 35914, 50626, 65516, 71828, 101252, 131032, 143656, 197527, 202504, 278443, 305269, 395054, 556886, 610538, 790108, 1113772, 1221076, 1580216, 2227544, 2442152, 3357959, 6715918, 13431836, 26737973, 26863672, 53475946, 106951892, 213903784, 294117703, 454545541, 588235406, 909091082, 1176470812, 1818182164, 2352941624, 3636364328, 5000000951, 10000001902, 20000003804, 40000007608]

約数ペア:

[(1, 40000007608), (2, 20000003804), (4, 10000001902), (8, 5000000951), (11, 3636364328), (17, 2352941624), (22, 1818182164), (34, 1176470812), (44, 909091082), (68, 588235406), (88, 454545541), (136, 294117703), (187, 213903784), (374, 106951892), (748, 53475946), (1489, 26863672), (1496, 26737973), (2978, 13431836), (5956, 6715918), (11912, 3357959), (16379, 2442152), (17957, 2227544), (25313, 1580216), (32758, 1221076), (35914, 1113772), (50626, 790108), (65516, 610538), (71828, 556886), (101252, 395054), (131032, 305269), (143656, 278443), (197527, 202504)]