3932780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 8981280

約数和(自身を除く): 5048500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 269, 340, 430, 538, 731, 860, 1076, 1345, 1462, 2690, 2924, 3655, 4573, 5380, 7310, 9146, 11567, 14620, 18292, 22865, 23134, 45730, 46268, 57835, 91460, 115670, 196639, 231340, 393278, 786556, 983195, 1966390, 3932780]

約数ペア:

[(1, 3932780), (2, 1966390), (4, 983195), (5, 786556), (10, 393278), (17, 231340), (20, 196639), (34, 115670), (43, 91460), (68, 57835), (85, 46268), (86, 45730), (170, 23134), (172, 22865), (215, 18292), (269, 14620), (340, 11567), (430, 9146), (538, 7310), (731, 5380), (860, 4573), (1076, 3655), (1345, 2924), (1462, 2690)]