17602780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 40360320

約数和(自身を除く): 22757540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 857, 1027, 1580, 1714, 2054, 3428, 4108, 4285, 5135, 8570, 10270, 11141, 17140, 20540, 22282, 44564, 55705, 67703, 111410, 135406, 222820, 270812, 338515, 677030, 880139, 1354060, 1760278, 3520556, 4400695, 8801390, 17602780]

約数ペア:

[(1, 17602780), (2, 8801390), (4, 4400695), (5, 3520556), (10, 1760278), (13, 1354060), (20, 880139), (26, 677030), (52, 338515), (65, 270812), (79, 222820), (130, 135406), (158, 111410), (260, 67703), (316, 55705), (395, 44564), (790, 22282), (857, 20540), (1027, 17140), (1580, 11141), (1714, 10270), (2054, 8570), (3428, 5135), (4108, 4285)]