13920830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 31726080

約数和(自身を除く): 17805250

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 101, 110, 154, 179, 202, 358, 385, 505, 707, 770, 895, 1010, 1111, 1253, 1414, 1790, 1969, 2222, 2506, 3535, 3938, 5555, 6265, 7070, 7777, 9845, 11110, 12530, 13783, 15554, 18079, 19690, 27566, 36158, 38885, 68915, 77770, 90395, 126553, 137830, 180790, 198869, 253106, 397738, 632765, 994345, 1265530, 1392083, 1988690, 2784166, 6960415, 13920830]

約数ペア:

[(1, 13920830), (2, 6960415), (5, 2784166), (7, 1988690), (10, 1392083), (11, 1265530), (14, 994345), (22, 632765), (35, 397738), (55, 253106), (70, 198869), (77, 180790), (101, 137830), (110, 126553), (154, 90395), (179, 77770), (202, 68915), (358, 38885), (385, 36158), (505, 27566), (707, 19690), (770, 18079), (895, 15554), (1010, 13783), (1111, 12530), (1253, 11110), (1414, 9845), (1790, 7777), (1969, 7070), (2222, 6265), (2506, 5555), (3535, 3938)]