7820190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{12413}}^1$

素因数の和:12433

約数の個数: 48

約数和(自身を含む): 23239008

約数和(自身を除く): 15418818

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 12413, 24826, 37239, 62065, 74478, 86891, 111717, 124130, 173782, 186195, 223434, 260673, 372390, 434455, 521346, 558585, 782019, 868910, 1117170, 1303365, 1564038, 2606730, 3910095, 7820190]

約数ペア:

[(1, 7820190), (2, 3910095), (3, 2606730), (5, 1564038), (6, 1303365), (7, 1117170), (9, 868910), (10, 782019), (14, 558585), (15, 521346), (18, 434455), (21, 372390), (30, 260673), (35, 223434), (42, 186195), (45, 173782), (63, 124130), (70, 111717), (90, 86891), (105, 74478), (126, 62065), (210, 37239), (315, 24826), (630, 12413)]