30789890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1303}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 59149440

約数和(自身を除く): 28359550

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 1303, 1390, 2363, 2606, 4726, 6515, 11815, 13030, 22151, 23630, 44302, 110755, 181117, 221510, 362234, 905585, 1811170, 3078989, 6157978, 15394945, 30789890]

約数ペア:

[(1, 30789890), (2, 15394945), (5, 6157978), (10, 3078989), (17, 1811170), (34, 905585), (85, 362234), (139, 221510), (170, 181117), (278, 110755), (695, 44302), (1303, 23630), (1390, 22151), (2363, 13030), (2606, 11815), (4726, 6515)]