12140440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 30260160

約数和(自身を除く): 18119720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 631, 740, 962, 1262, 1480, 1924, 2405, 2524, 3155, 3848, 4810, 5048, 6310, 8203, 9620, 12620, 16406, 19240, 23347, 25240, 32812, 41015, 46694, 65624, 82030, 93388, 116735, 164060, 186776, 233470, 303511, 328120, 466940, 607022, 933880, 1214044, 1517555, 2428088, 3035110, 6070220, 12140440]

約数ペア:

[(1, 12140440), (2, 6070220), (4, 3035110), (5, 2428088), (8, 1517555), (10, 1214044), (13, 933880), (20, 607022), (26, 466940), (37, 328120), (40, 303511), (52, 233470), (65, 186776), (74, 164060), (104, 116735), (130, 93388), (148, 82030), (185, 65624), (260, 46694), (296, 41015), (370, 32812), (481, 25240), (520, 23347), (631, 19240), (740, 16406), (962, 12620), (1262, 9620), (1480, 8203), (1924, 6310), (2405, 5048), (2524, 4810), (3155, 3848)]