274479520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{245071}}^1$

素因数の和:245093

約数の個数: 48

約数和(自身を含む): 741097728

約数和(自身を除く): 466618208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 245071, 490142, 980284, 1225355, 1715497, 1960568, 2450710, 3430994, 3921136, 4901420, 6861988, 7842272, 8577485, 9802840, 13723976, 17154970, 19605680, 27447952, 34309940, 39211360, 54895904, 68619880, 137239760, 274479520]

約数ペア:

[(1, 274479520), (2, 137239760), (4, 68619880), (5, 54895904), (7, 39211360), (8, 34309940), (10, 27447952), (14, 19605680), (16, 17154970), (20, 13723976), (28, 9802840), (32, 8577485), (35, 7842272), (40, 6861988), (56, 4901420), (70, 3921136), (80, 3430994), (112, 2450710), (140, 1960568), (160, 1715497), (224, 1225355), (280, 980284), (560, 490142), (1120, 245071)]