45156820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1103}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 100154880

約数和(自身を除く): 54998060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1103, 1780, 2047, 2206, 4094, 4412, 5515, 8188, 10235, 11030, 20470, 22060, 25369, 40940, 50738, 98167, 101476, 126845, 196334, 253690, 392668, 490835, 507380, 981670, 1963340, 2257841, 4515682, 9031364, 11289205, 22578410, 45156820]

約数ペア:

[(1, 45156820), (2, 22578410), (4, 11289205), (5, 9031364), (10, 4515682), (20, 2257841), (23, 1963340), (46, 981670), (89, 507380), (92, 490835), (115, 392668), (178, 253690), (230, 196334), (356, 126845), (445, 101476), (460, 98167), (890, 50738), (1103, 40940), (1780, 25369), (2047, 22060), (2206, 20470), (4094, 11030), (4412, 10235), (5515, 8188)]