2954840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 7767360

約数和(自身を除く): 4812520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 173, 244, 280, 305, 346, 427, 488, 610, 692, 854, 865, 1211, 1220, 1384, 1708, 1730, 2135, 2422, 2440, 3416, 3460, 4270, 4844, 6055, 6920, 8540, 9688, 10553, 12110, 17080, 21106, 24220, 42212, 48440, 52765, 73871, 84424, 105530, 147742, 211060, 295484, 369355, 422120, 590968, 738710, 1477420, 2954840]

約数ペア:

[(1, 2954840), (2, 1477420), (4, 738710), (5, 590968), (7, 422120), (8, 369355), (10, 295484), (14, 211060), (20, 147742), (28, 105530), (35, 84424), (40, 73871), (56, 52765), (61, 48440), (70, 42212), (122, 24220), (140, 21106), (173, 17080), (244, 12110), (280, 10553), (305, 9688), (346, 8540), (427, 6920), (488, 6055), (610, 4844), (692, 4270), (854, 3460), (865, 3416), (1211, 2440), (1220, 2422), (1384, 2135), (1708, 1730)]