28087860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15101}}^1$

素因数の和:15144

約数の個数: 48

約数和(自身を含む): 81188352

約数和(自身を除く): 53100492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15101, 30202, 45303, 60404, 75505, 90606, 151010, 181212, 226515, 302020, 453030, 468131, 906060, 936262, 1404393, 1872524, 2340655, 2808786, 4681310, 5617572, 7021965, 9362620, 14043930, 28087860]

約数ペア:

[(1, 28087860), (2, 14043930), (3, 9362620), (4, 7021965), (5, 5617572), (6, 4681310), (10, 2808786), (12, 2340655), (15, 1872524), (20, 1404393), (30, 936262), (31, 906060), (60, 468131), (62, 453030), (93, 302020), (124, 226515), (155, 181212), (186, 151010), (310, 90606), (372, 75505), (465, 60404), (620, 45303), (930, 30202), (1860, 15101)]