55283920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{983}}^1$

素因数の和:1052

約数の個数: 80

約数和(自身を含む): 139098240

約数和(自身を除く): 83814320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 592, 703, 740, 760, 983, 1406, 1480, 1520, 1966, 2812, 2960, 3515, 3932, 4915, 5624, 7030, 7864, 9830, 11248, 14060, 15728, 18677, 19660, 28120, 36371, 37354, 39320, 56240, 72742, 74708, 78640, 93385, 145484, 149416, 181855, 186770, 290968, 298832, 363710, 373540, 581936, 691049, 727420, 747080, 1382098, 1454840, 1494160, 2764196, 2909680, 3455245, 5528392, 6910490, 11056784, 13820980, 27641960, 55283920]

約数ペア:

[(1, 55283920), (2, 27641960), (4, 13820980), (5, 11056784), (8, 6910490), (10, 5528392), (16, 3455245), (19, 2909680), (20, 2764196), (37, 1494160), (38, 1454840), (40, 1382098), (74, 747080), (76, 727420), (80, 691049), (95, 581936), (148, 373540), (152, 363710), (185, 298832), (190, 290968), (296, 186770), (304, 181855), (370, 149416), (380, 145484), (592, 93385), (703, 78640), (740, 74708), (760, 72742), (983, 56240), (1406, 39320), (1480, 37354), (1520, 36371), (1966, 28120), (2812, 19660), (2960, 18677), (3515, 15728), (3932, 14060), (4915, 11248), (5624, 9830), (7030, 7864)]