20453671290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1808459}}^1$

素因数の和:1808511

約数の個数: 64

約数和(自身を含む): 54687830400

約数和(自身を除く): 34234159110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1885, 2262, 3770, 5655, 11310, 1808459, 3616918, 5425377, 9042295, 10850754, 18084590, 23509967, 27126885, 47019934, 52445311, 54253770, 70529901, 104890622, 117549835, 141059802, 157335933, 235099670, 262226555, 314671866, 352649505, 524453110, 681789043, 705299010, 786679665, 1363578086, 1573359330, 2045367129, 3408945215, 4090734258, 6817890430, 10226835645, 20453671290]

約数ペア:

[(1, 20453671290), (2, 10226835645), (3, 6817890430), (5, 4090734258), (6, 3408945215), (10, 2045367129), (13, 1573359330), (15, 1363578086), (26, 786679665), (29, 705299010), (30, 681789043), (39, 524453110), (58, 352649505), (65, 314671866), (78, 262226555), (87, 235099670), (130, 157335933), (145, 141059802), (174, 117549835), (195, 104890622), (290, 70529901), (377, 54253770), (390, 52445311), (435, 47019934), (754, 27126885), (870, 23509967), (1131, 18084590), (1885, 10850754), (2262, 9042295), (3770, 5425377), (5655, 3616918), (11310, 1808459)]