20145340520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26507027}}^1$

素因数の和:26507057

約数の個数: 32

約数和(自身を含む): 47712650400

約数和(自身を除く): 27567309880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26507027, 53014054, 106028108, 132535135, 212056216, 265070270, 503633513, 530140540, 1007267026, 1060281080, 2014534052, 2518167565, 4029068104, 5036335130, 10072670260, 20145340520]

約数ペア:

[(1, 20145340520), (2, 10072670260), (4, 5036335130), (5, 4029068104), (8, 2518167565), (10, 2014534052), (19, 1060281080), (20, 1007267026), (38, 530140540), (40, 503633513), (76, 265070270), (95, 212056216), (152, 132535135), (190, 106028108), (380, 53014054), (760, 26507027)]