28336480

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 71850240

約数和(自身を除く): 43513760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 80, 116, 124, 145, 155, 160, 197, 232, 248, 290, 310, 394, 464, 496, 580, 620, 788, 899, 928, 985, 992, 1160, 1240, 1576, 1798, 1970, 2320, 2480, 3152, 3596, 3940, 4495, 4640, 4960, 5713, 6107, 6304, 7192, 7880, 8990, 11426, 12214, 14384, 15760, 17980, 22852, 24428, 28565, 28768, 30535, 31520, 35960, 45704, 48856, 57130, 61070, 71920, 91408, 97712, 114260, 122140, 143840, 177103, 182816, 195424, 228520, 244280, 354206, 457040, 488560, 708412, 885515, 914080, 977120, 1416824, 1771030, 2833648, 3542060, 5667296, 7084120, 14168240, 28336480]

約数ペア:

[(1, 28336480), (2, 14168240), (4, 7084120), (5, 5667296), (8, 3542060), (10, 2833648), (16, 1771030), (20, 1416824), (29, 977120), (31, 914080), (32, 885515), (40, 708412), (58, 488560), (62, 457040), (80, 354206), (116, 244280), (124, 228520), (145, 195424), (155, 182816), (160, 177103), (197, 143840), (232, 122140), (248, 114260), (290, 97712), (310, 91408), (394, 71920), (464, 61070), (496, 57130), (580, 48856), (620, 45704), (788, 35960), (899, 31520), (928, 30535), (985, 28768), (992, 28565), (1160, 24428), (1240, 22852), (1576, 17980), (1798, 15760), (1970, 14384), (2320, 12214), (2480, 11426), (3152, 8990), (3596, 7880), (3940, 7192), (4495, 6304), (4640, 6107), (4960, 5713)]