646053380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{271451}}^1$

素因数の和:271484

約数の個数: 48

約数和(自身を含む): 1641741696

約数和(自身を除く): 995688316

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 271451, 542902, 1085804, 1357255, 1900157, 2714510, 3800314, 4614667, 5429020, 7600628, 9229334, 9500785, 18458668, 19001570, 23073335, 32302669, 38003140, 46146670, 64605338, 92293340, 129210676, 161513345, 323026690, 646053380]

約数ペア:

[(1, 646053380), (2, 323026690), (4, 161513345), (5, 129210676), (7, 92293340), (10, 64605338), (14, 46146670), (17, 38003140), (20, 32302669), (28, 23073335), (34, 19001570), (35, 18458668), (68, 9500785), (70, 9229334), (85, 7600628), (119, 5429020), (140, 4614667), (170, 3800314), (238, 2714510), (340, 1900157), (476, 1357255), (595, 1085804), (1190, 542902), (2380, 271451)]