38912240

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 94279680

約数和(自身を除く): 55367440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 79, 80, 94, 131, 158, 188, 235, 262, 316, 376, 395, 470, 524, 632, 655, 752, 790, 940, 1048, 1264, 1310, 1580, 1880, 2096, 2620, 3160, 3713, 3760, 5240, 6157, 6320, 7426, 10349, 10480, 12314, 14852, 18565, 20698, 24628, 29704, 30785, 37130, 41396, 49256, 51745, 59408, 61570, 74260, 82792, 98512, 103490, 123140, 148520, 165584, 206980, 246280, 297040, 413960, 486403, 492560, 827920, 972806, 1945612, 2432015, 3891224, 4864030, 7782448, 9728060, 19456120, 38912240]

約数ペア:

[(1, 38912240), (2, 19456120), (4, 9728060), (5, 7782448), (8, 4864030), (10, 3891224), (16, 2432015), (20, 1945612), (40, 972806), (47, 827920), (79, 492560), (80, 486403), (94, 413960), (131, 297040), (158, 246280), (188, 206980), (235, 165584), (262, 148520), (316, 123140), (376, 103490), (395, 98512), (470, 82792), (524, 74260), (632, 61570), (655, 59408), (752, 51745), (790, 49256), (940, 41396), (1048, 37130), (1264, 30785), (1310, 29704), (1580, 24628), (1880, 20698), (2096, 18565), (2620, 14852), (3160, 12314), (3713, 10480), (3760, 10349), (5240, 7426), (6157, 6320)]