40698520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 95294880

約数和(自身を除く): 54596360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 107, 148, 185, 214, 257, 296, 370, 428, 514, 535, 740, 856, 1028, 1070, 1285, 1480, 2056, 2140, 2570, 3959, 4280, 5140, 7918, 9509, 10280, 15836, 19018, 19795, 27499, 31672, 38036, 39590, 47545, 54998, 76072, 79180, 95090, 109996, 137495, 158360, 190180, 219992, 274990, 380360, 549980, 1017463, 1099960, 2034926, 4069852, 5087315, 8139704, 10174630, 20349260, 40698520]

約数ペア:

[(1, 40698520), (2, 20349260), (4, 10174630), (5, 8139704), (8, 5087315), (10, 4069852), (20, 2034926), (37, 1099960), (40, 1017463), (74, 549980), (107, 380360), (148, 274990), (185, 219992), (214, 190180), (257, 158360), (296, 137495), (370, 109996), (428, 95090), (514, 79180), (535, 76072), (740, 54998), (856, 47545), (1028, 39590), (1070, 38036), (1285, 31672), (1480, 27499), (2056, 19795), (2140, 19018), (2570, 15836), (3959, 10280), (4280, 9509), (5140, 7918)]