79431940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11579}}^1$

素因数の和:11609

約数の個数: 48

約数和(自身を含む): 194544000

約数和(自身を除く): 115112060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 11579, 23158, 46316, 57895, 81053, 115790, 162106, 231580, 324212, 405265, 567371, 810530, 1134742, 1621060, 2269484, 2836855, 3971597, 5673710, 7943194, 11347420, 15886388, 19857985, 39715970, 79431940]

約数ペア:

[(1, 79431940), (2, 39715970), (4, 19857985), (5, 15886388), (7, 11347420), (10, 7943194), (14, 5673710), (20, 3971597), (28, 2836855), (35, 2269484), (49, 1621060), (70, 1134742), (98, 810530), (140, 567371), (196, 405265), (245, 324212), (343, 231580), (490, 162106), (686, 115790), (980, 81053), (1372, 57895), (1715, 46316), (3430, 23158), (6860, 11579)]