57878440

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{13523}}^1$

素因数の和:13641

約数の個数: 32

約数和(自身を含む): 131453280

約数和(自身を除く): 73574840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 13523, 27046, 54092, 67615, 108184, 135230, 270460, 540920, 1446961, 2893922, 5787844, 7234805, 11575688, 14469610, 28939220, 57878440]

約数ペア:

[(1, 57878440), (2, 28939220), (4, 14469610), (5, 11575688), (8, 7234805), (10, 5787844), (20, 2893922), (40, 1446961), (107, 540920), (214, 270460), (428, 135230), (535, 108184), (856, 67615), (1070, 54092), (2140, 27046), (4280, 13523)]