1320222790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1\times {\mathrm{12703}}^1$

素因数の和:13276

約数の個数: 32

約数和(自身を含む): 2506245120

約数和(自身を除く): 1186022330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 547, 1094, 2735, 5470, 10393, 12703, 20786, 25406, 51965, 63515, 103930, 127030, 241357, 482714, 1206785, 2413570, 6948541, 13897082, 34742705, 69485410, 132022279, 264044558, 660111395, 1320222790]

約数ペア:

[(1, 1320222790), (2, 660111395), (5, 264044558), (10, 132022279), (19, 69485410), (38, 34742705), (95, 13897082), (190, 6948541), (547, 2413570), (1094, 1206785), (2735, 482714), (5470, 241357), (10393, 127030), (12703, 103930), (20786, 63515), (25406, 51965)]