19385040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 62808480

約数和(自身を除く): 43423440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 59, 60, 74, 80, 111, 118, 120, 148, 177, 185, 222, 236, 240, 295, 296, 354, 370, 444, 472, 555, 590, 592, 708, 740, 885, 888, 944, 1110, 1180, 1369, 1416, 1480, 1770, 1776, 2183, 2220, 2360, 2738, 2832, 2960, 3540, 4107, 4366, 4440, 4720, 5476, 6549, 6845, 7080, 8214, 8732, 8880, 10915, 10952, 13098, 13690, 14160, 16428, 17464, 20535, 21830, 21904, 26196, 27380, 32745, 32856, 34928, 41070, 43660, 52392, 54760, 65490, 65712, 80771, 82140, 87320, 104784, 109520, 130980, 161542, 164280, 174640, 242313, 261960, 323084, 328560, 403855, 484626, 523920, 646168, 807710, 969252, 1211565, 1292336, 1615420, 1938504, 2423130, 3230840, 3877008, 4846260, 6461680, 9692520, 19385040]

約数ペア:

[(1, 19385040), (2, 9692520), (3, 6461680), (4, 4846260), (5, 3877008), (6, 3230840), (8, 2423130), (10, 1938504), (12, 1615420), (15, 1292336), (16, 1211565), (20, 969252), (24, 807710), (30, 646168), (37, 523920), (40, 484626), (48, 403855), (59, 328560), (60, 323084), (74, 261960), (80, 242313), (111, 174640), (118, 164280), (120, 161542), (148, 130980), (177, 109520), (185, 104784), (222, 87320), (236, 82140), (240, 80771), (295, 65712), (296, 65490), (354, 54760), (370, 52392), (444, 43660), (472, 41070), (555, 34928), (590, 32856), (592, 32745), (708, 27380), (740, 26196), (885, 21904), (888, 21830), (944, 20535), (1110, 17464), (1180, 16428), (1369, 14160), (1416, 13690), (1480, 13098), (1770, 10952), (1776, 10915), (2183, 8880), (2220, 8732), (2360, 8214), (2738, 7080), (2832, 6845), (2960, 6549), (3540, 5476), (4107, 4720), (4366, 4440)]