27209320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21943}}^1$

素因数の和:21985

約数の個数: 32

約数和(自身を含む): 63198720

約数和(自身を除く): 35989400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21943, 43886, 87772, 109715, 175544, 219430, 438860, 680233, 877720, 1360466, 2720932, 3401165, 5441864, 6802330, 13604660, 27209320]

約数ペア:

[(1, 27209320), (2, 13604660), (4, 6802330), (5, 5441864), (8, 3401165), (10, 2720932), (20, 1360466), (31, 877720), (40, 680233), (62, 438860), (124, 219430), (155, 175544), (248, 109715), (310, 87772), (620, 43886), (1240, 21943)]