13090060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 29094912

約数和(自身を除く): 16004852

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 491, 620, 860, 982, 1333, 1964, 2455, 2666, 4910, 5332, 6665, 9820, 13330, 15221, 21113, 26660, 30442, 42226, 60884, 76105, 84452, 105565, 152210, 211130, 304420, 422260, 654503, 1309006, 2618012, 3272515, 6545030, 13090060]

約数ペア:

[(1, 13090060), (2, 6545030), (4, 3272515), (5, 2618012), (10, 1309006), (20, 654503), (31, 422260), (43, 304420), (62, 211130), (86, 152210), (124, 105565), (155, 84452), (172, 76105), (215, 60884), (310, 42226), (430, 30442), (491, 26660), (620, 21113), (860, 15221), (982, 13330), (1333, 9820), (1964, 6665), (2455, 5332), (2666, 4910)]