2487804520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{88471}}^1$

素因数の和:88538

約数の個数: 64

約数和(自身を含む): 6051484800

約数和(自身を除く): 3563680280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 14060, 28120, 88471, 176942, 353884, 442355, 707768, 884710, 1680949, 1769420, 3273427, 3361898, 3538840, 6546854, 6723796, 8404745, 13093708, 13447592, 16367135, 16809490, 26187416, 32734270, 33618980, 62195113, 65468540, 67237960, 124390226, 130937080, 248780452, 310975565, 497560904, 621951130, 1243902260, 2487804520]

約数ペア:

[(1, 2487804520), (2, 1243902260), (4, 621951130), (5, 497560904), (8, 310975565), (10, 248780452), (19, 130937080), (20, 124390226), (37, 67237960), (38, 65468540), (40, 62195113), (74, 33618980), (76, 32734270), (95, 26187416), (148, 16809490), (152, 16367135), (185, 13447592), (190, 13093708), (296, 8404745), (370, 6723796), (380, 6546854), (703, 3538840), (740, 3361898), (760, 3273427), (1406, 1769420), (1480, 1680949), (2812, 884710), (3515, 707768), (5624, 442355), (7030, 353884), (14060, 176942), (28120, 88471)]