40668740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15289}}^1$

素因数の和:15324

約数の個数: 48

約数和(自身を含む): 102748800

約数和(自身を除く): 62080060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 15289, 30578, 61156, 76445, 107023, 152890, 214046, 290491, 305780, 428092, 535115, 580982, 1070230, 1161964, 1452455, 2033437, 2140460, 2904910, 4066874, 5809820, 8133748, 10167185, 20334370, 40668740]

約数ペア:

[(1, 40668740), (2, 20334370), (4, 10167185), (5, 8133748), (7, 5809820), (10, 4066874), (14, 2904910), (19, 2140460), (20, 2033437), (28, 1452455), (35, 1161964), (38, 1070230), (70, 580982), (76, 535115), (95, 428092), (133, 305780), (140, 290491), (190, 214046), (266, 152890), (380, 107023), (532, 76445), (665, 61156), (1330, 30578), (2660, 15289)]