20170771670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1\times {\mathrm{3221}}^1$

素因数の和:4025

約数の個数: 64

約数和(自身を含む): 41874039936

約数和(自身を除く): 21703268266

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 653, 685, 959, 1306, 1370, 1918, 3221, 3265, 4571, 4795, 6442, 6530, 9142, 9590, 16105, 22547, 22855, 32210, 45094, 45710, 89461, 112735, 178922, 225470, 441277, 447305, 626227, 882554, 894610, 1252454, 2103313, 2206385, 3088939, 3131135, 4206626, 4412770, 6177878, 6262270, 10516565, 14723191, 15444695, 21033130, 29446382, 30889390, 73615955, 147231910, 288153881, 576307762, 1440769405, 2017077167, 2881538810, 4034154334, 10085385835, 20170771670]

約数ペア:

[(1, 20170771670), (2, 10085385835), (5, 4034154334), (7, 2881538810), (10, 2017077167), (14, 1440769405), (35, 576307762), (70, 288153881), (137, 147231910), (274, 73615955), (653, 30889390), (685, 29446382), (959, 21033130), (1306, 15444695), (1370, 14723191), (1918, 10516565), (3221, 6262270), (3265, 6177878), (4571, 4412770), (4795, 4206626), (6442, 3131135), (6530, 3088939), (9142, 2206385), (9590, 2103313), (16105, 1252454), (22547, 894610), (22855, 882554), (32210, 626227), (45094, 447305), (45710, 441277), (89461, 225470), (112735, 178922)]