4038863680

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{206909}}^1$

素因数の和:206987

約数の個数: 56

約数和(自身を含む): 9775256040

約数和(自身を除く): 5736392360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 9760, 19520, 206909, 413818, 827636, 1034545, 1655272, 2069090, 3310544, 4138180, 6621088, 8276360, 12621449, 13242176, 16552720, 25242898, 33105440, 50485796, 63107245, 66210880, 100971592, 126214490, 201943184, 252428980, 403886368, 504857960, 807772736, 1009715920, 2019431840, 4038863680]

約数ペア:

[(1, 4038863680), (2, 2019431840), (4, 1009715920), (5, 807772736), (8, 504857960), (10, 403886368), (16, 252428980), (20, 201943184), (32, 126214490), (40, 100971592), (61, 66210880), (64, 63107245), (80, 50485796), (122, 33105440), (160, 25242898), (244, 16552720), (305, 13242176), (320, 12621449), (488, 8276360), (610, 6621088), (976, 4138180), (1220, 3310544), (1952, 2069090), (2440, 1655272), (3904, 1034545), (4880, 827636), (9760, 413818), (19520, 206909)]