70590980

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{13121}}^1$

素因数の和:13399

約数の個数: 24

約数和(自身を含む): 148803480

約数和(自身を除く): 78212500

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 13121, 26242, 52484, 65605, 131210, 262420, 3529549, 7059098, 14118196, 17647745, 35295490, 70590980]

約数ペア:

[(1, 70590980), (2, 35295490), (4, 17647745), (5, 14118196), (10, 7059098), (20, 3529549), (269, 262420), (538, 131210), (1076, 65605), (1345, 52484), (2690, 26242), (5380, 13121)]