28444060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 63685440

約数和(自身を除く): 35241380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 269, 311, 340, 538, 622, 1076, 1244, 1345, 1555, 2690, 3110, 4573, 5287, 5380, 6220, 9146, 10574, 18292, 21148, 22865, 26435, 45730, 52870, 83659, 91460, 105740, 167318, 334636, 418295, 836590, 1422203, 1673180, 2844406, 5688812, 7111015, 14222030, 28444060]

約数ペア:

[(1, 28444060), (2, 14222030), (4, 7111015), (5, 5688812), (10, 2844406), (17, 1673180), (20, 1422203), (34, 836590), (68, 418295), (85, 334636), (170, 167318), (269, 105740), (311, 91460), (340, 83659), (538, 52870), (622, 45730), (1076, 26435), (1244, 22865), (1345, 21148), (1555, 18292), (2690, 10574), (3110, 9146), (4573, 6220), (5287, 5380)]