28027530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1303}}^1$

素因数の和:1555

約数の個数: 48

約数和(自身を含む): 73232640

約数和(自身を除く): 45205110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239, 478, 717, 1195, 1303, 1434, 2151, 2390, 2606, 3585, 3909, 4302, 6515, 7170, 7818, 10755, 11727, 13030, 19545, 21510, 23454, 39090, 58635, 117270, 311417, 622834, 934251, 1557085, 1868502, 2802753, 3114170, 4671255, 5605506, 9342510, 14013765, 28027530]

約数ペア:

[(1, 28027530), (2, 14013765), (3, 9342510), (5, 5605506), (6, 4671255), (9, 3114170), (10, 2802753), (15, 1868502), (18, 1557085), (30, 934251), (45, 622834), (90, 311417), (239, 117270), (478, 58635), (717, 39090), (1195, 23454), (1303, 21510), (1434, 19545), (2151, 13030), (2390, 11727), (2606, 10755), (3585, 7818), (3909, 7170), (4302, 6515)]