28698560

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:322

約数の個数: 112

約数和(自身を含む): 77248512

約数和(自身を除く): 48549952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 155, 160, 176, 220, 248, 263, 310, 320, 341, 352, 440, 496, 526, 620, 682, 704, 880, 992, 1052, 1240, 1315, 1364, 1705, 1760, 1984, 2104, 2480, 2630, 2728, 2893, 3410, 3520, 4208, 4960, 5260, 5456, 5786, 6820, 8153, 8416, 9920, 10520, 10912, 11572, 13640, 14465, 16306, 16832, 21040, 21824, 23144, 27280, 28930, 32612, 40765, 42080, 46288, 54560, 57860, 65224, 81530, 84160, 89683, 92576, 109120, 115720, 130448, 163060, 179366, 185152, 231440, 260896, 326120, 358732, 448415, 462880, 521792, 652240, 717464, 896830, 925760, 1304480, 1434928, 1793660, 2608960, 2869856, 3587320, 5739712, 7174640, 14349280, 28698560]

約数ペア:

[(1, 28698560), (2, 14349280), (4, 7174640), (5, 5739712), (8, 3587320), (10, 2869856), (11, 2608960), (16, 1793660), (20, 1434928), (22, 1304480), (31, 925760), (32, 896830), (40, 717464), (44, 652240), (55, 521792), (62, 462880), (64, 448415), (80, 358732), (88, 326120), (110, 260896), (124, 231440), (155, 185152), (160, 179366), (176, 163060), (220, 130448), (248, 115720), (263, 109120), (310, 92576), (320, 89683), (341, 84160), (352, 81530), (440, 65224), (496, 57860), (526, 54560), (620, 46288), (682, 42080), (704, 40765), (880, 32612), (992, 28930), (1052, 27280), (1240, 23144), (1315, 21824), (1364, 21040), (1705, 16832), (1760, 16306), (1984, 14465), (2104, 13640), (2480, 11572), (2630, 10912), (2728, 10520), (2893, 9920), (3410, 8416), (3520, 8153), (4208, 6820), (4960, 5786), (5260, 5456)]