977974160

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{112153}}^1$

素因数の和:112275

約数の個数: 40

約数和(自身を含む): 2294670840

約数和(自身を除く): 1316696680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 112153, 224306, 448612, 560765, 897224, 1121530, 1794448, 2243060, 4486120, 8972240, 12224677, 24449354, 48898708, 61123385, 97797416, 122246770, 195594832, 244493540, 488987080, 977974160]

約数ペア:

[(1, 977974160), (2, 488987080), (4, 244493540), (5, 195594832), (8, 122246770), (10, 97797416), (16, 61123385), (20, 48898708), (40, 24449354), (80, 12224677), (109, 8972240), (218, 4486120), (436, 2243060), (545, 1794448), (872, 1121530), (1090, 897224), (1744, 560765), (2180, 448612), (4360, 224306), (8720, 112153)]