84016040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123553}}^1$

素因数の和:123581

約数の個数: 32

約数和(自身を含む): 200157480

約数和(自身を除く): 116141440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 123553, 247106, 494212, 617765, 988424, 1235530, 2100401, 2471060, 4200802, 4942120, 8401604, 10502005, 16803208, 21004010, 42008020, 84016040]

約数ペア:

[(1, 84016040), (2, 42008020), (4, 21004010), (5, 16803208), (8, 10502005), (10, 8401604), (17, 4942120), (20, 4200802), (34, 2471060), (40, 2100401), (68, 1235530), (85, 988424), (136, 617765), (170, 494212), (340, 247106), (680, 123553)]