1274840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 3412800

約数和(自身を除く): 2137960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 157, 203, 232, 280, 290, 314, 406, 580, 628, 785, 812, 1015, 1099, 1160, 1256, 1570, 1624, 2030, 2198, 3140, 4060, 4396, 4553, 5495, 6280, 8120, 8792, 9106, 10990, 18212, 21980, 22765, 31871, 36424, 43960, 45530, 63742, 91060, 127484, 159355, 182120, 254968, 318710, 637420, 1274840]

約数ペア:

[(1, 1274840), (2, 637420), (4, 318710), (5, 254968), (7, 182120), (8, 159355), (10, 127484), (14, 91060), (20, 63742), (28, 45530), (29, 43960), (35, 36424), (40, 31871), (56, 22765), (58, 21980), (70, 18212), (116, 10990), (140, 9106), (145, 8792), (157, 8120), (203, 6280), (232, 5495), (280, 4553), (290, 4396), (314, 4060), (406, 3140), (580, 2198), (628, 2030), (785, 1624), (812, 1570), (1015, 1256), (1099, 1160)]