28797720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{34283}}^1$

素因数の和:34304

約数の個数: 64

約数和(自身を含む): 98737920

約数和(自身を除く): 69940200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 34283, 68566, 102849, 137132, 171415, 205698, 239981, 274264, 342830, 411396, 479962, 514245, 685660, 719943, 822792, 959924, 1028490, 1199905, 1371320, 1439886, 1919848, 2056980, 2399810, 2879772, 3599715, 4113960, 4799620, 5759544, 7199430, 9599240, 14398860, 28797720]

約数ペア:

[(1, 28797720), (2, 14398860), (3, 9599240), (4, 7199430), (5, 5759544), (6, 4799620), (7, 4113960), (8, 3599715), (10, 2879772), (12, 2399810), (14, 2056980), (15, 1919848), (20, 1439886), (21, 1371320), (24, 1199905), (28, 1028490), (30, 959924), (35, 822792), (40, 719943), (42, 685660), (56, 514245), (60, 479962), (70, 411396), (84, 342830), (105, 274264), (120, 239981), (140, 205698), (168, 171415), (210, 137132), (280, 102849), (420, 68566), (840, 34283)]