27613480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11317}}^1$

素因数の和:11389

約数の個数: 32

約数和(自身を含む): 63154440

約数和(自身を除く): 35540960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11317, 22634, 45268, 56585, 90536, 113170, 226340, 452680, 690337, 1380674, 2761348, 3451685, 5522696, 6903370, 13806740, 27613480]

約数ペア:

[(1, 27613480), (2, 13806740), (4, 6903370), (5, 5522696), (8, 3451685), (10, 2761348), (20, 1380674), (40, 690337), (61, 452680), (122, 226340), (244, 113170), (305, 90536), (488, 56585), (610, 45268), (1220, 22634), (2440, 11317)]