2090256880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{14177}}^1$

素因数の和:14306

約数の個数: 80

約数和(自身を含む): 5168731680

約数和(自身を除く): 3078474800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 304, 380, 388, 485, 760, 776, 970, 1520, 1552, 1843, 1940, 3686, 3880, 7372, 7760, 9215, 14177, 14744, 18430, 28354, 29488, 36860, 56708, 70885, 73720, 113416, 141770, 147440, 226832, 269363, 283540, 538726, 567080, 1077452, 1134160, 1346815, 1375169, 2154904, 2693630, 2750338, 4309808, 5387260, 5500676, 6875845, 10774520, 11001352, 13751690, 21549040, 22002704, 26128211, 27503380, 52256422, 55006760, 104512844, 110013520, 130641055, 209025688, 261282110, 418051376, 522564220, 1045128440, 2090256880]

約数ペア:

[(1, 2090256880), (2, 1045128440), (4, 522564220), (5, 418051376), (8, 261282110), (10, 209025688), (16, 130641055), (19, 110013520), (20, 104512844), (38, 55006760), (40, 52256422), (76, 27503380), (80, 26128211), (95, 22002704), (97, 21549040), (152, 13751690), (190, 11001352), (194, 10774520), (304, 6875845), (380, 5500676), (388, 5387260), (485, 4309808), (760, 2750338), (776, 2693630), (970, 2154904), (1520, 1375169), (1552, 1346815), (1843, 1134160), (1940, 1077452), (3686, 567080), (3880, 538726), (7372, 283540), (7760, 269363), (9215, 226832), (14177, 147440), (14744, 141770), (18430, 113416), (28354, 73720), (29488, 70885), (36860, 56708)]