56007760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:596

約数の個数: 80

約数和(自身を含む): 138384000

約数和(自身を除く): 82376240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 92, 115, 122, 184, 230, 244, 305, 368, 460, 488, 499, 610, 920, 976, 998, 1220, 1403, 1840, 1996, 2440, 2495, 2806, 3992, 4880, 4990, 5612, 7015, 7984, 9980, 11224, 11477, 14030, 19960, 22448, 22954, 28060, 30439, 39920, 45908, 56120, 57385, 60878, 91816, 112240, 114770, 121756, 152195, 183632, 229540, 243512, 304390, 459080, 487024, 608780, 700097, 918160, 1217560, 1400194, 2435120, 2800388, 3500485, 5600776, 7000970, 11201552, 14001940, 28003880, 56007760]

約数ペア:

[(1, 56007760), (2, 28003880), (4, 14001940), (5, 11201552), (8, 7000970), (10, 5600776), (16, 3500485), (20, 2800388), (23, 2435120), (40, 1400194), (46, 1217560), (61, 918160), (80, 700097), (92, 608780), (115, 487024), (122, 459080), (184, 304390), (230, 243512), (244, 229540), (305, 183632), (368, 152195), (460, 121756), (488, 114770), (499, 112240), (610, 91816), (920, 60878), (976, 57385), (998, 56120), (1220, 45908), (1403, 39920), (1840, 30439), (1996, 28060), (2440, 22954), (2495, 22448), (2806, 19960), (3992, 14030), (4880, 11477), (4990, 11224), (5612, 9980), (7015, 7984)]