1358656460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{421943}}^1$

素因数の和:421982

約数の個数: 48

約数和(自身を含む): 3402556416

約数和(自身を除く): 2043899956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 421943, 843886, 1687772, 2109715, 2953601, 4219430, 5907202, 8438860, 9704689, 11814404, 14768005, 19409378, 29536010, 38818756, 48523445, 59072020, 67932823, 97046890, 135865646, 194093780, 271731292, 339664115, 679328230, 1358656460]

約数ペア:

[(1, 1358656460), (2, 679328230), (4, 339664115), (5, 271731292), (7, 194093780), (10, 135865646), (14, 97046890), (20, 67932823), (23, 59072020), (28, 48523445), (35, 38818756), (46, 29536010), (70, 19409378), (92, 14768005), (115, 11814404), (140, 9704689), (161, 8438860), (230, 5907202), (322, 4219430), (460, 2953601), (644, 2109715), (805, 1687772), (1610, 843886), (3220, 421943)]