15520670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 31256064

約数和(自身を除く): 15735394

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 121, 127, 202, 242, 254, 505, 605, 635, 1010, 1111, 1210, 1270, 1397, 2222, 2794, 5555, 6985, 11110, 12221, 12827, 13970, 15367, 24442, 25654, 30734, 61105, 64135, 76835, 122210, 128270, 141097, 153670, 282194, 705485, 1410970, 1552067, 3104134, 7760335, 15520670]

約数ペア:

[(1, 15520670), (2, 7760335), (5, 3104134), (10, 1552067), (11, 1410970), (22, 705485), (55, 282194), (101, 153670), (110, 141097), (121, 128270), (127, 122210), (202, 76835), (242, 64135), (254, 61105), (505, 30734), (605, 25654), (635, 24442), (1010, 15367), (1111, 13970), (1210, 12827), (1270, 12221), (1397, 11110), (2222, 6985), (2794, 5555)]