1915940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7369}}^1$

素因数の和:7391

約数の個数: 24

約数和(自身を含む): 4333560

約数和(自身を除く): 2417620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7369, 14738, 29476, 36845, 73690, 95797, 147380, 191594, 383188, 478985, 957970, 1915940]

約数ペア:

[(1, 1915940), (2, 957970), (4, 478985), (5, 383188), (10, 191594), (13, 147380), (20, 95797), (26, 73690), (52, 36845), (65, 29476), (130, 14738), (260, 7369)]