22110110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 24545890

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 71, 95, 110, 142, 149, 190, 209, 298, 355, 418, 710, 745, 781, 1045, 1349, 1490, 1562, 1639, 2090, 2698, 2831, 3278, 3905, 5662, 6745, 7810, 8195, 10579, 13490, 14155, 14839, 16390, 21158, 28310, 29678, 31141, 52895, 62282, 74195, 105790, 116369, 148390, 155705, 201001, 232738, 311410, 402002, 581845, 1005005, 1163690, 2010010, 2211011, 4422022, 11055055, 22110110]

約数ペア:

[(1, 22110110), (2, 11055055), (5, 4422022), (10, 2211011), (11, 2010010), (19, 1163690), (22, 1005005), (38, 581845), (55, 402002), (71, 311410), (95, 232738), (110, 201001), (142, 155705), (149, 148390), (190, 116369), (209, 105790), (298, 74195), (355, 62282), (418, 52895), (710, 31141), (745, 29678), (781, 28310), (1045, 21158), (1349, 16390), (1490, 14839), (1562, 14155), (1639, 13490), (2090, 10579), (2698, 8195), (2831, 7810), (3278, 6745), (3905, 5662)]