28092460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{857}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 64864800

約数和(自身を除く): 36772340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 596, 745, 857, 1490, 1639, 1714, 2980, 3278, 3428, 4285, 6556, 8195, 8570, 9427, 16390, 17140, 18854, 32780, 37708, 47135, 94270, 127693, 188540, 255386, 510772, 638465, 1276930, 1404623, 2553860, 2809246, 5618492, 7023115, 14046230, 28092460]

約数ペア:

[(1, 28092460), (2, 14046230), (4, 7023115), (5, 5618492), (10, 2809246), (11, 2553860), (20, 1404623), (22, 1276930), (44, 638465), (55, 510772), (110, 255386), (149, 188540), (220, 127693), (298, 94270), (596, 47135), (745, 37708), (857, 32780), (1490, 18854), (1639, 17140), (1714, 16390), (2980, 9427), (3278, 8570), (3428, 8195), (4285, 6556)]