28086117760

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{719419}}^1$

素因数の和:719499

約数の個数: 64

約数和(自身を含む): 68244181200

約数和(自身を除く): 40158063440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4880, 7808, 9760, 19520, 39040, 719419, 1438838, 2877676, 3597095, 5755352, 7194190, 11510704, 14388380, 23021408, 28776760, 43884559, 46042816, 57553520, 87769118, 92085632, 115107040, 175538236, 219422795, 230214080, 351076472, 438845590, 460428160, 702152944, 877691180, 1404305888, 1755382360, 2808611776, 3510764720, 5617223552, 7021529440, 14043058880, 28086117760]

約数ペア:

[(1, 28086117760), (2, 14043058880), (4, 7021529440), (5, 5617223552), (8, 3510764720), (10, 2808611776), (16, 1755382360), (20, 1404305888), (32, 877691180), (40, 702152944), (61, 460428160), (64, 438845590), (80, 351076472), (122, 230214080), (128, 219422795), (160, 175538236), (244, 115107040), (305, 92085632), (320, 87769118), (488, 57553520), (610, 46042816), (640, 43884559), (976, 28776760), (1220, 23021408), (1952, 14388380), (2440, 11510704), (3904, 7194190), (4880, 5755352), (7808, 3597095), (9760, 2877676), (19520, 1438838), (39040, 719419)]