20081908100

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{2419507}}^1$

素因数の和:2419604

約数の個数: 36

約数和(自身を含む): 44102791824

約数和(自身を除く): 24020883724

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 332, 415, 830, 1660, 2075, 4150, 8300, 2419507, 4839014, 9678028, 12097535, 24195070, 48390140, 60487675, 120975350, 200819081, 241950700, 401638162, 803276324, 1004095405, 2008190810, 4016381620, 5020477025, 10040954050, 20081908100]

約数ペア:

[(1, 20081908100), (2, 10040954050), (4, 5020477025), (5, 4016381620), (10, 2008190810), (20, 1004095405), (25, 803276324), (50, 401638162), (83, 241950700), (100, 200819081), (166, 120975350), (332, 60487675), (415, 48390140), (830, 24195070), (1660, 12097535), (2075, 9678028), (4150, 4839014), (8300, 2419507)]