485655160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{199039}}^1$

素因数の和:199111

約数の個数: 32

約数和(自身を含む): 1110643200

約数和(自身を除く): 624988040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 199039, 398078, 796156, 995195, 1592312, 1990390, 3980780, 7961560, 12141379, 24282758, 48565516, 60706895, 97131032, 121413790, 242827580, 485655160]

約数ペア:

[(1, 485655160), (2, 242827580), (4, 121413790), (5, 97131032), (8, 60706895), (10, 48565516), (20, 24282758), (40, 12141379), (61, 7961560), (122, 3980780), (244, 1990390), (305, 1592312), (488, 995195), (610, 796156), (1220, 398078), (2440, 199039)]