12470249240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3502879}}^1$

素因数の和:3502979

約数の個数: 32

約数和(自身を含む): 28373328000

約数和(自身を除く): 15903078760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 3502879, 7005758, 14011516, 17514395, 28023032, 35028790, 70057580, 140115160, 311756231, 623512462, 1247024924, 1558781155, 2494049848, 3117562310, 6235124620, 12470249240]

約数ペア:

[(1, 12470249240), (2, 6235124620), (4, 3117562310), (5, 2494049848), (8, 1558781155), (10, 1247024924), (20, 623512462), (40, 311756231), (89, 140115160), (178, 70057580), (356, 35028790), (445, 28023032), (712, 17514395), (890, 14011516), (1780, 7005758), (3560, 3502879)]