19764710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{977}}^1$

素因数の和:1025

約数の個数: 48

約数和(自身を含む): 43235424

約数和(自身を除く): 23470714

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 289, 578, 595, 977, 1190, 1445, 1954, 2023, 2890, 4046, 4885, 6839, 9770, 10115, 13678, 16609, 20230, 33218, 34195, 68390, 83045, 116263, 166090, 232526, 282353, 564706, 581315, 1162630, 1411765, 1976471, 2823530, 3952942, 9882355, 19764710]

約数ペア:

[(1, 19764710), (2, 9882355), (5, 3952942), (7, 2823530), (10, 1976471), (14, 1411765), (17, 1162630), (34, 581315), (35, 564706), (70, 282353), (85, 232526), (119, 166090), (170, 116263), (238, 83045), (289, 68390), (578, 34195), (595, 33218), (977, 20230), (1190, 16609), (1445, 13678), (1954, 10115), (2023, 9770), (2890, 6839), (4046, 4885)]