22509220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^2$

素因数の和:432

約数の個数: 36

約数和(自身を含む): 49148820

約数和(自身を除く): 26639600

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 197, 290, 394, 580, 788, 985, 1970, 3940, 5713, 11426, 22852, 28565, 38809, 57130, 77618, 114260, 155236, 194045, 388090, 776180, 1125461, 2250922, 4501844, 5627305, 11254610, 22509220]

約数ペア:

[(1, 22509220), (2, 11254610), (4, 5627305), (5, 4501844), (10, 2250922), (20, 1125461), (29, 776180), (58, 388090), (116, 194045), (145, 155236), (197, 114260), (290, 77618), (394, 57130), (580, 38809), (788, 28565), (985, 22852), (1970, 11426), (3940, 5713)]