20173440110

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{2371}}^1$

素因数の和:2889

約数の個数: 64

約数和(自身を含む): 38053407744

約数和(自身を除く): 17879967634

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 421, 430, 470, 842, 2021, 2105, 2371, 4042, 4210, 4742, 10105, 11855, 18103, 19787, 20210, 23710, 36206, 39574, 90515, 98935, 101953, 111437, 181030, 197870, 203906, 222874, 509765, 557185, 850841, 998191, 1019530, 1114370, 1701682, 1996382, 4254205, 4791791, 4990955, 8508410, 9583582, 9981910, 23958955, 42922213, 46914977, 47917910, 85844426, 93829954, 214611065, 234574885, 429222130, 469149770, 2017344011, 4034688022, 10086720055, 20173440110]

約数ペア:

[(1, 20173440110), (2, 10086720055), (5, 4034688022), (10, 2017344011), (43, 469149770), (47, 429222130), (86, 234574885), (94, 214611065), (215, 93829954), (235, 85844426), (421, 47917910), (430, 46914977), (470, 42922213), (842, 23958955), (2021, 9981910), (2105, 9583582), (2371, 8508410), (4042, 4990955), (4210, 4791791), (4742, 4254205), (10105, 1996382), (11855, 1701682), (18103, 1114370), (19787, 1019530), (20210, 998191), (23710, 850841), (36206, 557185), (39574, 509765), (90515, 222874), (98935, 203906), (101953, 197870), (111437, 181030)]