342842920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1224439}}^1$

素因数の和:1224457

約数の個数: 32

約数和(自身を含む): 881596800

約数和(自身を除く): 538753880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1224439, 2448878, 4897756, 6122195, 8571073, 9795512, 12244390, 17142146, 24488780, 34284292, 42855365, 48977560, 68568584, 85710730, 171421460, 342842920]

約数ペア:

[(1, 342842920), (2, 171421460), (4, 85710730), (5, 68568584), (7, 48977560), (8, 42855365), (10, 34284292), (14, 24488780), (20, 17142146), (28, 12244390), (35, 9795512), (40, 8571073), (56, 6122195), (70, 4897756), (140, 2448878), (280, 1224439)]