1239238910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{194543}}^1$

素因数の和:194577

約数の個数: 48

約数和(自身を含む): 2794430016

約数和(自身を除く): 1555191106

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 194543, 389086, 972715, 1361801, 1945430, 2529059, 2723602, 5058118, 6809005, 9532607, 12645295, 13618010, 17703413, 19065214, 25290590, 35406826, 47663035, 88517065, 95326070, 123923891, 177034130, 247847782, 619619455, 1239238910]

約数ペア:

[(1, 1239238910), (2, 619619455), (5, 247847782), (7, 177034130), (10, 123923891), (13, 95326070), (14, 88517065), (26, 47663035), (35, 35406826), (49, 25290590), (65, 19065214), (70, 17703413), (91, 13618010), (98, 12645295), (130, 9532607), (182, 6809005), (245, 5058118), (455, 2723602), (490, 2529059), (637, 1945430), (910, 1361801), (1274, 972715), (3185, 389086), (6370, 194543)]