858474820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{599}}^1$

素因数の和:997

約数の個数: 96

約数和(自身を含む): 2140992000

約数和(自身を除く): 1282517180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 353, 406, 580, 599, 706, 812, 1015, 1198, 1412, 1765, 2030, 2396, 2471, 2995, 3530, 4060, 4193, 4942, 5990, 7060, 8386, 9884, 10237, 11980, 12355, 16772, 17371, 20474, 20965, 24710, 34742, 40948, 41930, 49420, 51185, 69484, 71659, 83860, 86855, 102370, 121597, 143318, 173710, 204740, 211447, 243194, 286636, 347420, 358295, 422894, 486388, 607985, 716590, 845788, 1057235, 1215970, 1433180, 1480129, 2114470, 2431940, 2960258, 4228940, 5920516, 6131963, 7400645, 12263926, 14801290, 24527852, 29602580, 30659815, 42923741, 61319630, 85847482, 122639260, 171694964, 214618705, 429237410, 858474820]

約数ペア:

[(1, 858474820), (2, 429237410), (4, 214618705), (5, 171694964), (7, 122639260), (10, 85847482), (14, 61319630), (20, 42923741), (28, 30659815), (29, 29602580), (35, 24527852), (58, 14801290), (70, 12263926), (116, 7400645), (140, 6131963), (145, 5920516), (203, 4228940), (290, 2960258), (353, 2431940), (406, 2114470), (580, 1480129), (599, 1433180), (706, 1215970), (812, 1057235), (1015, 845788), (1198, 716590), (1412, 607985), (1765, 486388), (2030, 422894), (2396, 358295), (2471, 347420), (2995, 286636), (3530, 243194), (4060, 211447), (4193, 204740), (4942, 173710), (5990, 143318), (7060, 121597), (8386, 102370), (9884, 86855), (10237, 83860), (11980, 71659), (12355, 69484), (16772, 51185), (17371, 49420), (20474, 41930), (20965, 40948), (24710, 34742)]