20215360

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5743}}^1$

素因数の和:5771

約数の個数: 56

約数和(自身を含む): 52523136

約数和(自身を除く): 32307776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5743, 11486, 22972, 28715, 45944, 57430, 63173, 91888, 114860, 126346, 183776, 229720, 252692, 315865, 367552, 459440, 505384, 631730, 918880, 1010768, 1263460, 1837760, 2021536, 2526920, 4043072, 5053840, 10107680, 20215360]

約数ペア:

[(1, 20215360), (2, 10107680), (4, 5053840), (5, 4043072), (8, 2526920), (10, 2021536), (11, 1837760), (16, 1263460), (20, 1010768), (22, 918880), (32, 631730), (40, 505384), (44, 459440), (55, 367552), (64, 315865), (80, 252692), (88, 229720), (110, 183776), (160, 126346), (176, 114860), (220, 91888), (320, 63173), (352, 57430), (440, 45944), (704, 28715), (880, 22972), (1760, 11486), (3520, 5743)]