12221120

素因数分解:

$2^6\times 5^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:409

約数の個数: 56

約数和(自身を含む): 29401008

約数和(自身を除く): 17179888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 181, 211, 320, 362, 422, 724, 844, 905, 1055, 1448, 1688, 1810, 2110, 2896, 3376, 3620, 4220, 5792, 6752, 7240, 8440, 11584, 13504, 14480, 16880, 28960, 33760, 38191, 57920, 67520, 76382, 152764, 190955, 305528, 381910, 611056, 763820, 1222112, 1527640, 2444224, 3055280, 6110560, 12221120]

約数ペア:

[(1, 12221120), (2, 6110560), (4, 3055280), (5, 2444224), (8, 1527640), (10, 1222112), (16, 763820), (20, 611056), (32, 381910), (40, 305528), (64, 190955), (80, 152764), (160, 76382), (181, 67520), (211, 57920), (320, 38191), (362, 33760), (422, 28960), (724, 16880), (844, 14480), (905, 13504), (1055, 11584), (1448, 8440), (1688, 7240), (1810, 6752), (2110, 5792), (2896, 4220), (3376, 3620)]