8255920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3329}}^1$

素因数の和:3373

約数の個数: 40

約数和(自身を含む): 19820160

約数和(自身を除く): 11564240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3329, 6658, 13316, 16645, 26632, 33290, 53264, 66580, 103199, 133160, 206398, 266320, 412796, 515995, 825592, 1031990, 1651184, 2063980, 4127960, 8255920]

約数ペア:

[(1, 8255920), (2, 4127960), (4, 2063980), (5, 1651184), (8, 1031990), (10, 825592), (16, 515995), (20, 412796), (31, 266320), (40, 206398), (62, 133160), (80, 103199), (124, 66580), (155, 53264), (248, 33290), (310, 26632), (496, 16645), (620, 13316), (1240, 6658), (2480, 3329)]