28540890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{15101}}^1$

素因数の和:15124

約数の個数: 64

約数和(自身を含む): 86987520

約数和(自身を除く): 58446630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 15101, 30202, 45303, 75505, 90606, 105707, 135909, 151010, 211414, 226515, 271818, 317121, 407727, 453030, 528535, 634242, 679545, 815454, 951363, 1057070, 1359090, 1585605, 1902726, 2038635, 2854089, 3171210, 4077270, 4756815, 5708178, 9513630, 14270445, 28540890]

約数ペア:

[(1, 28540890), (2, 14270445), (3, 9513630), (5, 5708178), (6, 4756815), (7, 4077270), (9, 3171210), (10, 2854089), (14, 2038635), (15, 1902726), (18, 1585605), (21, 1359090), (27, 1057070), (30, 951363), (35, 815454), (42, 679545), (45, 634242), (54, 528535), (63, 453030), (70, 407727), (90, 317121), (105, 271818), (126, 226515), (135, 211414), (189, 151010), (210, 135909), (270, 105707), (315, 90606), (378, 75505), (630, 45303), (945, 30202), (1890, 15101)]