79278440

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18523}}^1$

素因数の和:18641

約数の個数: 32

約数和(自身を含む): 180053280

約数和(自身を除く): 100774840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 18523, 37046, 74092, 92615, 148184, 185230, 370460, 740920, 1981961, 3963922, 7927844, 9909805, 15855688, 19819610, 39639220, 79278440]

約数ペア:

[(1, 79278440), (2, 39639220), (4, 19819610), (5, 15855688), (8, 9909805), (10, 7927844), (20, 3963922), (40, 1981961), (107, 740920), (214, 370460), (428, 185230), (535, 148184), (856, 92615), (1070, 74092), (2140, 37046), (4280, 18523)]