2431940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 6048000

約数和(自身を除く): 3616060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 599, 812, 1015, 1198, 2030, 2396, 2995, 4060, 4193, 5990, 8386, 11980, 16772, 17371, 20965, 34742, 41930, 69484, 83860, 86855, 121597, 173710, 243194, 347420, 486388, 607985, 1215970, 2431940]

約数ペア:

[(1, 2431940), (2, 1215970), (4, 607985), (5, 486388), (7, 347420), (10, 243194), (14, 173710), (20, 121597), (28, 86855), (29, 83860), (35, 69484), (58, 41930), (70, 34742), (116, 20965), (140, 17371), (145, 16772), (203, 11980), (290, 8386), (406, 5990), (580, 4193), (599, 4060), (812, 2995), (1015, 2396), (1198, 2030)]