17870240

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1749

約数の個数: 48

約数和(自身を含む): 42874272

約数和(自身を除く): 25004032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 1667, 2144, 2680, 3334, 5360, 6668, 8335, 10720, 13336, 16670, 26672, 33340, 53344, 66680, 111689, 133360, 223378, 266720, 446756, 558445, 893512, 1116890, 1787024, 2233780, 3574048, 4467560, 8935120, 17870240]

約数ペア:

[(1, 17870240), (2, 8935120), (4, 4467560), (5, 3574048), (8, 2233780), (10, 1787024), (16, 1116890), (20, 893512), (32, 558445), (40, 446756), (67, 266720), (80, 223378), (134, 133360), (160, 111689), (268, 66680), (335, 53344), (536, 33340), (670, 26672), (1072, 16670), (1340, 13336), (1667, 10720), (2144, 8335), (2680, 6668), (3334, 5360)]