8891360

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 21373632

約数和(自身を除く): 12482272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 911, 976, 1220, 1822, 1952, 2440, 3644, 4555, 4880, 7288, 9110, 9760, 14576, 18220, 29152, 36440, 55571, 72880, 111142, 145760, 222284, 277855, 444568, 555710, 889136, 1111420, 1778272, 2222840, 4445680, 8891360]

約数ペア:

[(1, 8891360), (2, 4445680), (4, 2222840), (5, 1778272), (8, 1111420), (10, 889136), (16, 555710), (20, 444568), (32, 277855), (40, 222284), (61, 145760), (80, 111142), (122, 72880), (160, 55571), (244, 36440), (305, 29152), (488, 18220), (610, 14576), (911, 9760), (976, 9110), (1220, 7288), (1822, 4880), (1952, 4555), (2440, 3644)]