40786540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{593}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 90810720

約数和(自身を除く): 50024180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 593, 724, 905, 1186, 1810, 2372, 2965, 3439, 3620, 5930, 6878, 11267, 11860, 13756, 17195, 22534, 34390, 45068, 56335, 68780, 107333, 112670, 214666, 225340, 429332, 536665, 1073330, 2039327, 2146660, 4078654, 8157308, 10196635, 20393270, 40786540]

約数ペア:

[(1, 40786540), (2, 20393270), (4, 10196635), (5, 8157308), (10, 4078654), (19, 2146660), (20, 2039327), (38, 1073330), (76, 536665), (95, 429332), (181, 225340), (190, 214666), (362, 112670), (380, 107333), (593, 68780), (724, 56335), (905, 45068), (1186, 34390), (1810, 22534), (2372, 17195), (2965, 13756), (3439, 11860), (3620, 11267), (5930, 6878)]