196285940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{110273}}^1$

素因数の和:110371

約数の個数: 24

約数和(自身を含む): 416835720

約数和(自身を除く): 220549780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 110273, 220546, 441092, 551365, 1102730, 2205460, 9814297, 19628594, 39257188, 49071485, 98142970, 196285940]

約数ペア:

[(1, 196285940), (2, 98142970), (4, 49071485), (5, 39257188), (10, 19628594), (20, 9814297), (89, 2205460), (178, 1102730), (356, 551365), (445, 441092), (890, 220546), (1780, 110273)]