20201409910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{469691}}^1$

素因数の和:469749

約数の個数: 64

約数和(自身を含む): 43827899904

約数和(自身を除く): 23626489994

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 34, 46, 55, 85, 110, 115, 170, 187, 230, 253, 374, 391, 506, 782, 935, 1265, 1870, 1955, 2530, 3910, 4301, 8602, 21505, 43010, 469691, 939382, 2348455, 4696910, 5166601, 7984747, 10333202, 10802893, 15969494, 21605786, 25833005, 39923735, 51666010, 54014465, 79847470, 87832217, 108028930, 118831823, 175664434, 183649181, 237663646, 367298362, 439161085, 594159115, 878322170, 918245905, 1188318230, 1836491810, 2020140991, 4040281982, 10100704955, 20201409910]

約数ペア:

[(1, 20201409910), (2, 10100704955), (5, 4040281982), (10, 2020140991), (11, 1836491810), (17, 1188318230), (22, 918245905), (23, 878322170), (34, 594159115), (46, 439161085), (55, 367298362), (85, 237663646), (110, 183649181), (115, 175664434), (170, 118831823), (187, 108028930), (230, 87832217), (253, 79847470), (374, 54014465), (391, 51666010), (506, 39923735), (782, 25833005), (935, 21605786), (1265, 15969494), (1870, 10802893), (1955, 10333202), (2530, 7984747), (3910, 5166601), (4301, 4696910), (8602, 2348455), (21505, 939382), (43010, 469691)]