1913980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1153}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 4071312

約数和(自身を除く): 2157332

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1153, 1660, 2306, 4612, 5765, 11530, 23060, 95699, 191398, 382796, 478495, 956990, 1913980]

約数ペア:

[(1, 1913980), (2, 956990), (4, 478495), (5, 382796), (10, 191398), (20, 95699), (83, 23060), (166, 11530), (332, 5765), (415, 4612), (830, 2306), (1153, 1660)]