13070820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31121}}^1$

素因数の和:31140

約数の個数: 48

約数和(自身を含む): 41827968

約数和(自身を除く): 28757148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 31121, 62242, 93363, 124484, 155605, 186726, 217847, 311210, 373452, 435694, 466815, 622420, 653541, 871388, 933630, 1089235, 1307082, 1867260, 2178470, 2614164, 3267705, 4356940, 6535410, 13070820]

約数ペア:

[(1, 13070820), (2, 6535410), (3, 4356940), (4, 3267705), (5, 2614164), (6, 2178470), (7, 1867260), (10, 1307082), (12, 1089235), (14, 933630), (15, 871388), (20, 653541), (21, 622420), (28, 466815), (30, 435694), (35, 373452), (42, 311210), (60, 217847), (70, 186726), (84, 155605), (105, 124484), (140, 93363), (210, 62242), (420, 31121)]