31191560

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{14713}}^1$

素因数の和:14777

約数の個数: 32

約数和(自身を含む): 71510040

約数和(自身を除く): 40318480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 14713, 29426, 58852, 73565, 117704, 147130, 294260, 588520, 779789, 1559578, 3119156, 3898945, 6238312, 7797890, 15595780, 31191560]

約数ペア:

[(1, 31191560), (2, 15595780), (4, 7797890), (5, 6238312), (8, 3898945), (10, 3119156), (20, 1559578), (40, 779789), (53, 588520), (106, 294260), (212, 147130), (265, 117704), (424, 73565), (530, 58852), (1060, 29426), (2120, 14713)]