28580570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1889}}^1$

素因数の和:2002

約数の個数: 32

約数和(自身を含む): 55112400

約数和(自身を除く): 26531830

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 1889, 3026, 3778, 7565, 9445, 15130, 18890, 32113, 64226, 160565, 168121, 321130, 336242, 840605, 1681210, 2858057, 5716114, 14290285, 28580570]

約数ペア:

[(1, 28580570), (2, 14290285), (5, 5716114), (10, 2858057), (17, 1681210), (34, 840605), (85, 336242), (89, 321130), (170, 168121), (178, 160565), (445, 64226), (890, 32113), (1513, 18890), (1889, 15130), (3026, 9445), (3778, 7565)]