386219020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{3449}}^1$

素因数の和:3978

約数の個数: 48

約数和(自身を含む): 886788000

約数和(自身を除く): 500568980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 509, 1018, 2036, 2545, 3449, 5090, 5599, 6898, 10180, 11198, 13796, 17245, 22396, 27995, 34490, 37939, 55990, 68980, 75878, 111980, 151756, 189695, 379390, 758780, 1755541, 3511082, 7022164, 8777705, 17555410, 19310951, 35110820, 38621902, 77243804, 96554755, 193109510, 386219020]

約数ペア:

[(1, 386219020), (2, 193109510), (4, 96554755), (5, 77243804), (10, 38621902), (11, 35110820), (20, 19310951), (22, 17555410), (44, 8777705), (55, 7022164), (110, 3511082), (220, 1755541), (509, 758780), (1018, 379390), (2036, 189695), (2545, 151756), (3449, 111980), (5090, 75878), (5599, 68980), (6898, 55990), (10180, 37939), (11198, 34490), (13796, 27995), (17245, 22396)]