12218140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 30643200

約数和(自身を除く): 18425060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 37, 38, 44, 55, 74, 76, 79, 95, 110, 148, 158, 185, 190, 209, 220, 316, 370, 380, 395, 407, 418, 703, 740, 790, 814, 836, 869, 1045, 1406, 1501, 1580, 1628, 1738, 2035, 2090, 2812, 2923, 3002, 3476, 3515, 4070, 4180, 4345, 5846, 6004, 7030, 7505, 7733, 8140, 8690, 11692, 14060, 14615, 15010, 15466, 16511, 17380, 29230, 30020, 30932, 32153, 33022, 38665, 55537, 58460, 64306, 66044, 77330, 82555, 111074, 128612, 154660, 160765, 165110, 222148, 277685, 321530, 330220, 555370, 610907, 643060, 1110740, 1221814, 2443628, 3054535, 6109070, 12218140]

約数ペア:

[(1, 12218140), (2, 6109070), (4, 3054535), (5, 2443628), (10, 1221814), (11, 1110740), (19, 643060), (20, 610907), (22, 555370), (37, 330220), (38, 321530), (44, 277685), (55, 222148), (74, 165110), (76, 160765), (79, 154660), (95, 128612), (110, 111074), (148, 82555), (158, 77330), (185, 66044), (190, 64306), (209, 58460), (220, 55537), (316, 38665), (370, 33022), (380, 32153), (395, 30932), (407, 30020), (418, 29230), (703, 17380), (740, 16511), (790, 15466), (814, 15010), (836, 14615), (869, 14060), (1045, 11692), (1406, 8690), (1501, 8140), (1580, 7733), (1628, 7505), (1738, 7030), (2035, 6004), (2090, 5846), (2812, 4345), (2923, 4180), (3002, 4070), (3476, 3515)]