1808961040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{983131}}^1$

素因数の和:983167

約数の個数: 40

約数和(自身を含む): 4388701248

約数和(自身を除く): 2579740208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 983131, 1966262, 3932524, 4915655, 7865048, 9831310, 15730096, 19662620, 22612013, 39325240, 45224026, 78650480, 90448052, 113060065, 180896104, 226120130, 361792208, 452240260, 904480520, 1808961040]

約数ペア:

[(1, 1808961040), (2, 904480520), (4, 452240260), (5, 361792208), (8, 226120130), (10, 180896104), (16, 113060065), (20, 90448052), (23, 78650480), (40, 45224026), (46, 39325240), (80, 22612013), (92, 19662620), (115, 15730096), (184, 9831310), (230, 7865048), (368, 4915655), (460, 3932524), (920, 1966262), (1840, 983131)]