328103440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{585899}}^1$

素因数の和:585919

約数の個数: 40

約数和(自身を含む): 871819200

約数和(自身を除く): 543715760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 585899, 1171798, 2343596, 2929495, 4101293, 4687192, 5858990, 8202586, 9374384, 11717980, 16405172, 20506465, 23435960, 32810344, 41012930, 46871920, 65620688, 82025860, 164051720, 328103440]

約数ペア:

[(1, 328103440), (2, 164051720), (4, 82025860), (5, 65620688), (7, 46871920), (8, 41012930), (10, 32810344), (14, 23435960), (16, 20506465), (20, 16405172), (28, 11717980), (35, 9374384), (40, 8202586), (56, 5858990), (70, 4687192), (80, 4101293), (112, 2929495), (140, 2343596), (280, 1171798), (560, 585899)]