680576260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{373943}}^1$

素因数の和:373972

約数の個数: 48

約数和(自身を含む): 1759032576

約数和(自身を除く): 1078456316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 373943, 747886, 1495772, 1869715, 2617601, 3739430, 4861259, 5235202, 7478860, 9722518, 10470404, 13088005, 19445036, 24306295, 26176010, 34028813, 48612590, 52352020, 68057626, 97225180, 136115252, 170144065, 340288130, 680576260]

約数ペア:

[(1, 680576260), (2, 340288130), (4, 170144065), (5, 136115252), (7, 97225180), (10, 68057626), (13, 52352020), (14, 48612590), (20, 34028813), (26, 26176010), (28, 24306295), (35, 19445036), (52, 13088005), (65, 10470404), (70, 9722518), (91, 7478860), (130, 5235202), (140, 4861259), (182, 3739430), (260, 2617601), (364, 1869715), (455, 1495772), (910, 747886), (1820, 373943)]