17153860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 20948540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 419, 445, 460, 838, 890, 1676, 1780, 2047, 2095, 4094, 4190, 8188, 8380, 9637, 10235, 19274, 20470, 37291, 38548, 40940, 48185, 74582, 96370, 149164, 186455, 192740, 372910, 745820, 857693, 1715386, 3430772, 4288465, 8576930, 17153860]

約数ペア:

[(1, 17153860), (2, 8576930), (4, 4288465), (5, 3430772), (10, 1715386), (20, 857693), (23, 745820), (46, 372910), (89, 192740), (92, 186455), (115, 149164), (178, 96370), (230, 74582), (356, 48185), (419, 40940), (445, 38548), (460, 37291), (838, 20470), (890, 19274), (1676, 10235), (1780, 9637), (2047, 8380), (2095, 8188), (4094, 4190)]