22575740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1153}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 52345440

約数和(自身を除く): 29769700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1153, 1780, 1958, 2306, 3916, 4612, 4895, 5765, 9790, 11530, 12683, 19580, 23060, 25366, 50732, 63415, 102617, 126830, 205234, 253660, 410468, 513085, 1026170, 1128787, 2052340, 2257574, 4515148, 5643935, 11287870, 22575740]

約数ペア:

[(1, 22575740), (2, 11287870), (4, 5643935), (5, 4515148), (10, 2257574), (11, 2052340), (20, 1128787), (22, 1026170), (44, 513085), (55, 410468), (89, 253660), (110, 205234), (178, 126830), (220, 102617), (356, 63415), (445, 50732), (890, 25366), (979, 23060), (1153, 19580), (1780, 12683), (1958, 11530), (2306, 9790), (3916, 5765), (4612, 4895)]