9990890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10979}}^1$

素因数の和:11006

約数の個数: 32

約数和(自身を含む): 22135680

約数和(自身を除く): 12144790

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 10979, 21958, 54895, 76853, 109790, 142727, 153706, 285454, 384265, 713635, 768530, 999089, 1427270, 1998178, 4995445, 9990890]

約数ペア:

[(1, 9990890), (2, 4995445), (5, 1998178), (7, 1427270), (10, 999089), (13, 768530), (14, 713635), (26, 384265), (35, 285454), (65, 153706), (70, 142727), (91, 109790), (130, 76853), (182, 54895), (455, 21958), (910, 10979)]