27884860

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7703}}^1$

素因数の和:7893

約数の個数: 24

約数和(自身を含む): 58889376

約数和(自身を除く): 31004516

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 7703, 15406, 30812, 38515, 77030, 154060, 1394243, 2788486, 5576972, 6971215, 13942430, 27884860]

約数ペア:

[(1, 27884860), (2, 13942430), (4, 6971215), (5, 5576972), (10, 2788486), (20, 1394243), (181, 154060), (362, 77030), (724, 38515), (905, 30812), (1810, 15406), (3620, 7703)]