304887760

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{62477}}^1$

素因数の和:62551

約数の個数: 40

約数和(自身を含む): 720496296

約数和(自身を除く): 415608536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 62477, 124954, 249908, 312385, 499816, 624770, 999632, 1249540, 2499080, 3811097, 4998160, 7622194, 15244388, 19055485, 30488776, 38110970, 60977552, 76221940, 152443880, 304887760]

約数ペア:

[(1, 304887760), (2, 152443880), (4, 76221940), (5, 60977552), (8, 38110970), (10, 30488776), (16, 19055485), (20, 15244388), (40, 7622194), (61, 4998160), (80, 3811097), (122, 2499080), (244, 1249540), (305, 999632), (488, 624770), (610, 499816), (976, 312385), (1220, 249908), (2440, 124954), (4880, 62477)]