13941020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 31334688

約数和(自身を除く): 17393668

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 313, 340, 524, 626, 655, 1252, 1310, 1565, 2227, 2620, 3130, 4454, 5321, 6260, 8908, 10642, 11135, 21284, 22270, 26605, 41003, 44540, 53210, 82006, 106420, 164012, 205015, 410030, 697051, 820060, 1394102, 2788204, 3485255, 6970510, 13941020]

約数ペア:

[(1, 13941020), (2, 6970510), (4, 3485255), (5, 2788204), (10, 1394102), (17, 820060), (20, 697051), (34, 410030), (68, 205015), (85, 164012), (131, 106420), (170, 82006), (262, 53210), (313, 44540), (340, 41003), (524, 26605), (626, 22270), (655, 21284), (1252, 11135), (1310, 10642), (1565, 8908), (2227, 6260), (2620, 5321), (3130, 4454)]