30690868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 60712960

約数和(自身を除く): 30022092

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 124, 158, 241, 316, 403, 482, 806, 964, 1027, 1612, 2054, 2449, 3133, 4108, 4898, 6266, 7471, 9796, 12532, 14942, 19039, 29884, 31837, 38078, 63674, 76156, 97123, 127348, 194246, 247507, 388492, 495014, 590209, 990028, 1180418, 2360836, 7672717, 15345434, 30690868]

約数ペア:

[(1, 30690868), (2, 15345434), (4, 7672717), (13, 2360836), (26, 1180418), (31, 990028), (52, 590209), (62, 495014), (79, 388492), (124, 247507), (158, 194246), (241, 127348), (316, 97123), (403, 76156), (482, 63674), (806, 38078), (964, 31837), (1027, 29884), (1612, 19039), (2054, 14942), (2449, 12532), (3133, 9796), (4108, 7471), (4898, 6266)]