5400940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 12186720

約数和(自身を除く): 6785780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 233, 244, 305, 380, 466, 610, 932, 1159, 1165, 1220, 2318, 2330, 4427, 4636, 4660, 5795, 8854, 11590, 14213, 17708, 22135, 23180, 28426, 44270, 56852, 71065, 88540, 142130, 270047, 284260, 540094, 1080188, 1350235, 2700470, 5400940]

約数ペア:

[(1, 5400940), (2, 2700470), (4, 1350235), (5, 1080188), (10, 540094), (19, 284260), (20, 270047), (38, 142130), (61, 88540), (76, 71065), (95, 56852), (122, 44270), (190, 28426), (233, 23180), (244, 22135), (305, 17708), (380, 14213), (466, 11590), (610, 8854), (932, 5795), (1159, 4660), (1165, 4636), (1220, 4427), (2318, 2330)]