54342680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{461}}^1$

素因数の和:900

約数の個数: 64

約数和(自身を含む): 140374080

約数和(自身を除く): 86031400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 421, 461, 842, 922, 1684, 1844, 2105, 2305, 2947, 3227, 3368, 3688, 4210, 4610, 5894, 6454, 8420, 9220, 11788, 12908, 14735, 16135, 16840, 18440, 23576, 25816, 29470, 32270, 58940, 64540, 117880, 129080, 194081, 388162, 776324, 970405, 1358567, 1552648, 1940810, 2717134, 3881620, 5434268, 6792835, 7763240, 10868536, 13585670, 27171340, 54342680]

約数ペア:

[(1, 54342680), (2, 27171340), (4, 13585670), (5, 10868536), (7, 7763240), (8, 6792835), (10, 5434268), (14, 3881620), (20, 2717134), (28, 1940810), (35, 1552648), (40, 1358567), (56, 970405), (70, 776324), (140, 388162), (280, 194081), (421, 129080), (461, 117880), (842, 64540), (922, 58940), (1684, 32270), (1844, 29470), (2105, 25816), (2305, 23576), (2947, 18440), (3227, 16840), (3368, 16135), (3688, 14735), (4210, 12908), (4610, 11788), (5894, 9220), (6454, 8420)]