56219120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22669}}^1$

素因数の和:22713

約数の個数: 40

約数和(自身を含む): 134931840

約数和(自身を除く): 78712720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22669, 45338, 90676, 113345, 181352, 226690, 362704, 453380, 702739, 906760, 1405478, 1813520, 2810956, 3513695, 5621912, 7027390, 11243824, 14054780, 28109560, 56219120]

約数ペア:

[(1, 56219120), (2, 28109560), (4, 14054780), (5, 11243824), (8, 7027390), (10, 5621912), (16, 3513695), (20, 2810956), (31, 1813520), (40, 1405478), (62, 906760), (80, 702739), (124, 453380), (155, 362704), (248, 226690), (310, 181352), (496, 113345), (620, 90676), (1240, 45338), (2480, 22669)]