842893760

素因数分解:

$2^6\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{1997}}^1$

素因数の和:3333

約数の個数: 56

約数和(自身を含む): 2009668320

約数和(自身を除く): 1166774560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1319, 1997, 2638, 3994, 5276, 6595, 7988, 9985, 10552, 13190, 15976, 19970, 21104, 26380, 31952, 39940, 42208, 52760, 63904, 79880, 84416, 105520, 127808, 159760, 211040, 319520, 422080, 639040, 2634043, 5268086, 10536172, 13170215, 21072344, 26340430, 42144688, 52680860, 84289376, 105361720, 168578752, 210723440, 421446880, 842893760]

約数ペア:

[(1, 842893760), (2, 421446880), (4, 210723440), (5, 168578752), (8, 105361720), (10, 84289376), (16, 52680860), (20, 42144688), (32, 26340430), (40, 21072344), (64, 13170215), (80, 10536172), (160, 5268086), (320, 2634043), (1319, 639040), (1997, 422080), (2638, 319520), (3994, 211040), (5276, 159760), (6595, 127808), (7988, 105520), (9985, 84416), (10552, 79880), (13190, 63904), (15976, 52760), (19970, 42208), (21104, 39940), (26380, 31952)]