28475360

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5741}}^1$

素因数の和:5787

約数の個数: 48

約数和(自身を含む): 69455232

約数和(自身を除く): 40979872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 5741, 11482, 22964, 28705, 45928, 57410, 91856, 114820, 177971, 183712, 229640, 355942, 459280, 711884, 889855, 918560, 1423768, 1779710, 2847536, 3559420, 5695072, 7118840, 14237680, 28475360]

約数ペア:

[(1, 28475360), (2, 14237680), (4, 7118840), (5, 5695072), (8, 3559420), (10, 2847536), (16, 1779710), (20, 1423768), (31, 918560), (32, 889855), (40, 711884), (62, 459280), (80, 355942), (124, 229640), (155, 183712), (160, 177971), (248, 114820), (310, 91856), (496, 57410), (620, 45928), (992, 28705), (1240, 22964), (2480, 11482), (4960, 5741)]