127899220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1321}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 277175808

約数和(自身を除く): 149276588

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 103, 188, 206, 235, 412, 470, 515, 940, 1030, 1321, 2060, 2642, 4841, 5284, 6605, 9682, 13210, 19364, 24205, 26420, 48410, 62087, 96820, 124174, 136063, 248348, 272126, 310435, 544252, 620870, 680315, 1241740, 1360630, 2721260, 6394961, 12789922, 25579844, 31974805, 63949610, 127899220]

約数ペア:

[(1, 127899220), (2, 63949610), (4, 31974805), (5, 25579844), (10, 12789922), (20, 6394961), (47, 2721260), (94, 1360630), (103, 1241740), (188, 680315), (206, 620870), (235, 544252), (412, 310435), (470, 272126), (515, 248348), (940, 136063), (1030, 124174), (1321, 96820), (2060, 62087), (2642, 48410), (4841, 26420), (5284, 24205), (6605, 19364), (9682, 13210)]