28103360

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2881

約数の個数: 56

約数和(自身を含む): 69104256

約数和(自身を除く): 41000896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 2833, 4960, 5666, 9920, 11332, 14165, 22664, 28330, 45328, 56660, 87823, 90656, 113320, 175646, 181312, 226640, 351292, 439115, 453280, 702584, 878230, 906560, 1405168, 1756460, 2810336, 3512920, 5620672, 7025840, 14051680, 28103360]

約数ペア:

[(1, 28103360), (2, 14051680), (4, 7025840), (5, 5620672), (8, 3512920), (10, 2810336), (16, 1756460), (20, 1405168), (31, 906560), (32, 878230), (40, 702584), (62, 453280), (64, 439115), (80, 351292), (124, 226640), (155, 181312), (160, 175646), (248, 113320), (310, 90656), (320, 87823), (496, 56660), (620, 45328), (992, 28330), (1240, 22664), (1984, 14165), (2480, 11332), (2833, 9920), (4960, 5666)]