8918080

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:108

約数の個数: 84

約数和(自身を含む): 22699980

約数和(自身を除く): 13781900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 145, 155, 160, 232, 248, 290, 310, 320, 464, 496, 580, 620, 899, 928, 961, 992, 1160, 1240, 1798, 1856, 1922, 1984, 2320, 2480, 3596, 3844, 4495, 4640, 4805, 4960, 7192, 7688, 8990, 9280, 9610, 9920, 14384, 15376, 17980, 19220, 27869, 28768, 30752, 35960, 38440, 55738, 57536, 61504, 71920, 76880, 111476, 139345, 143840, 153760, 222952, 278690, 287680, 307520, 445904, 557380, 891808, 1114760, 1783616, 2229520, 4459040, 8918080]

約数ペア:

[(1, 8918080), (2, 4459040), (4, 2229520), (5, 1783616), (8, 1114760), (10, 891808), (16, 557380), (20, 445904), (29, 307520), (31, 287680), (32, 278690), (40, 222952), (58, 153760), (62, 143840), (64, 139345), (80, 111476), (116, 76880), (124, 71920), (145, 61504), (155, 57536), (160, 55738), (232, 38440), (248, 35960), (290, 30752), (310, 28768), (320, 27869), (464, 19220), (496, 17980), (580, 15376), (620, 14384), (899, 9920), (928, 9610), (961, 9280), (992, 8990), (1160, 7688), (1240, 7192), (1798, 4960), (1856, 4805), (1922, 4640), (1984, 4495), (2320, 3844), (2480, 3596)]