1110740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 2553600

約数和(自身を除く): 1442860

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 79, 95, 148, 158, 185, 190, 316, 370, 380, 395, 703, 740, 790, 1406, 1501, 1580, 2812, 2923, 3002, 3515, 5846, 6004, 7030, 7505, 11692, 14060, 14615, 15010, 29230, 30020, 55537, 58460, 111074, 222148, 277685, 555370, 1110740]

約数ペア:

[(1, 1110740), (2, 555370), (4, 277685), (5, 222148), (10, 111074), (19, 58460), (20, 55537), (37, 30020), (38, 29230), (74, 15010), (76, 14615), (79, 14060), (95, 11692), (148, 7505), (158, 7030), (185, 6004), (190, 5846), (316, 3515), (370, 3002), (380, 2923), (395, 2812), (703, 1580), (740, 1501), (790, 1406)]