9969140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 22453200

約数和(自身を除く): 12484060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 269, 340, 436, 538, 545, 1076, 1090, 1345, 1853, 2180, 2690, 3706, 4573, 5380, 7412, 9146, 9265, 18292, 18530, 22865, 29321, 37060, 45730, 58642, 91460, 117284, 146605, 293210, 498457, 586420, 996914, 1993828, 2492285, 4984570, 9969140]

約数ペア:

[(1, 9969140), (2, 4984570), (4, 2492285), (5, 1993828), (10, 996914), (17, 586420), (20, 498457), (34, 293210), (68, 146605), (85, 117284), (109, 91460), (170, 58642), (218, 45730), (269, 37060), (340, 29321), (436, 22865), (538, 18530), (545, 18292), (1076, 9265), (1090, 9146), (1345, 7412), (1853, 5380), (2180, 4573), (2690, 3706)]