690745636

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{2719}}^1$

素因数の和:2984

約数の個数: 48

約数和(自身を含む): 1420840960

約数和(自身を除く): 730095324

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 211, 301, 422, 602, 844, 1204, 1477, 2719, 2954, 5438, 5908, 9073, 10876, 18146, 19033, 36292, 38066, 63511, 76132, 116917, 127022, 233834, 254044, 467668, 573709, 818419, 1147418, 1636838, 2294836, 3273676, 4015963, 8031926, 16063852, 24669487, 49338974, 98677948, 172686409, 345372818, 690745636]

約数ペア:

[(1, 690745636), (2, 345372818), (4, 172686409), (7, 98677948), (14, 49338974), (28, 24669487), (43, 16063852), (86, 8031926), (172, 4015963), (211, 3273676), (301, 2294836), (422, 1636838), (602, 1147418), (844, 818419), (1204, 573709), (1477, 467668), (2719, 254044), (2954, 233834), (5438, 127022), (5908, 116917), (9073, 76132), (10876, 63511), (18146, 38066), (19033, 36292)]