1558551440

素因数分解:

$2^4\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{7433}}^1$

素因数の和:10067

約数の個数: 40

約数和(自身を含む): 3625502328

約数和(自身を除く): 2066950888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2621, 5242, 7433, 10484, 13105, 14866, 20968, 26210, 29732, 37165, 41936, 52420, 59464, 74330, 104840, 118928, 148660, 209680, 297320, 594640, 19481893, 38963786, 77927572, 97409465, 155855144, 194818930, 311710288, 389637860, 779275720, 1558551440]

約数ペア:

[(1, 1558551440), (2, 779275720), (4, 389637860), (5, 311710288), (8, 194818930), (10, 155855144), (16, 97409465), (20, 77927572), (40, 38963786), (80, 19481893), (2621, 594640), (5242, 297320), (7433, 209680), (10484, 148660), (13105, 118928), (14866, 104840), (20968, 74330), (26210, 59464), (29732, 52420), (37165, 41936)]