869805940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 1967898240

約数和(自身を除く): 1098092300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 131, 173, 190, 202, 262, 346, 380, 404, 505, 524, 655, 692, 865, 1010, 1310, 1730, 1919, 2020, 2489, 2620, 3287, 3460, 3838, 4978, 6574, 7676, 9595, 9956, 12445, 13148, 13231, 16435, 17473, 19190, 22663, 24890, 26462, 32870, 34946, 38380, 45326, 49780, 52924, 65740, 66155, 69892, 87365, 90652, 113315, 132310, 174730, 226630, 251389, 264620, 331987, 349460, 430597, 453260, 502778, 663974, 861194, 1005556, 1256945, 1327948, 1659935, 1722388, 2152985, 2288963, 2513890, 3319870, 4305970, 4577926, 5027780, 6639740, 8611940, 9155852, 11444815, 22889630, 43490297, 45779260, 86980594, 173961188, 217451485, 434902970, 869805940]

約数ペア:

[(1, 869805940), (2, 434902970), (4, 217451485), (5, 173961188), (10, 86980594), (19, 45779260), (20, 43490297), (38, 22889630), (76, 11444815), (95, 9155852), (101, 8611940), (131, 6639740), (173, 5027780), (190, 4577926), (202, 4305970), (262, 3319870), (346, 2513890), (380, 2288963), (404, 2152985), (505, 1722388), (524, 1659935), (655, 1327948), (692, 1256945), (865, 1005556), (1010, 861194), (1310, 663974), (1730, 502778), (1919, 453260), (2020, 430597), (2489, 349460), (2620, 331987), (3287, 264620), (3460, 251389), (3838, 226630), (4978, 174730), (6574, 132310), (7676, 113315), (9595, 90652), (9956, 87365), (12445, 69892), (13148, 66155), (13231, 65740), (16435, 52924), (17473, 49780), (19190, 45326), (22663, 38380), (24890, 34946), (26462, 32870)]