320141180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{202621}}^1$

素因数の和:202709

約数の個数: 24

約数和(自身を含む): 680809920

約数和(自身を除く): 360668740

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 202621, 405242, 810484, 1013105, 2026210, 4052420, 16007059, 32014118, 64028236, 80035295, 160070590, 320141180]

約数ペア:

[(1, 320141180), (2, 160070590), (4, 80035295), (5, 64028236), (10, 32014118), (20, 16007059), (79, 4052420), (158, 2026210), (316, 1013105), (395, 810484), (790, 405242), (1580, 202621)]