31132380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2153}}^1$

素因数の和:2406

約数の個数: 48

約数和(自身を含む): 87573024

約数和(自身を除く): 56440644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 964, 1205, 1446, 2153, 2410, 2892, 3615, 4306, 4820, 6459, 7230, 8612, 10765, 12918, 14460, 21530, 25836, 32295, 43060, 64590, 129180, 518873, 1037746, 1556619, 2075492, 2594365, 3113238, 5188730, 6226476, 7783095, 10377460, 15566190, 31132380]

約数ペア:

[(1, 31132380), (2, 15566190), (3, 10377460), (4, 7783095), (5, 6226476), (6, 5188730), (10, 3113238), (12, 2594365), (15, 2075492), (20, 1556619), (30, 1037746), (60, 518873), (241, 129180), (482, 64590), (723, 43060), (964, 32295), (1205, 25836), (1446, 21530), (2153, 14460), (2410, 12918), (2892, 10765), (3615, 8612), (4306, 7230), (4820, 6459)]