29408980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1291}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 66419136

約数和(自身を除く): 37010156

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1291, 1340, 2278, 2582, 4556, 5164, 5695, 6455, 11390, 12910, 21947, 22780, 25820, 43894, 86497, 87788, 109735, 172994, 219470, 345988, 432485, 438940, 864970, 1470449, 1729940, 2940898, 5881796, 7352245, 14704490, 29408980]

約数ペア:

[(1, 29408980), (2, 14704490), (4, 7352245), (5, 5881796), (10, 2940898), (17, 1729940), (20, 1470449), (34, 864970), (67, 438940), (68, 432485), (85, 345988), (134, 219470), (170, 172994), (268, 109735), (335, 87788), (340, 86497), (670, 43894), (1139, 25820), (1291, 22780), (1340, 21947), (2278, 12910), (2582, 11390), (4556, 6455), (5164, 5695)]