145847140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2281}}^1$

素因数の和:2452

約数の個数: 48

約数和(自身を含む): 322035840

約数和(自身を除く): 176188700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 139, 230, 278, 460, 556, 695, 1390, 2281, 2780, 3197, 4562, 6394, 9124, 11405, 12788, 15985, 22810, 31970, 45620, 52463, 63940, 104926, 209852, 262315, 317059, 524630, 634118, 1049260, 1268236, 1585295, 3170590, 6341180, 7292357, 14584714, 29169428, 36461785, 72923570, 145847140]

約数ペア:

[(1, 145847140), (2, 72923570), (4, 36461785), (5, 29169428), (10, 14584714), (20, 7292357), (23, 6341180), (46, 3170590), (92, 1585295), (115, 1268236), (139, 1049260), (230, 634118), (278, 524630), (460, 317059), (556, 262315), (695, 209852), (1390, 104926), (2281, 63940), (2780, 52463), (3197, 45620), (4562, 31970), (6394, 22810), (9124, 15985), (11405, 12788)]