54660380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 118540800

約数和(自身を除く): 63880420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 191, 205, 349, 382, 410, 698, 764, 820, 955, 1396, 1745, 1910, 3490, 3820, 6980, 7831, 14309, 15662, 28618, 31324, 39155, 57236, 66659, 71545, 78310, 133318, 143090, 156620, 266636, 286180, 333295, 666590, 1333180, 2733019, 5466038, 10932076, 13665095, 27330190, 54660380]

約数ペア:

[(1, 54660380), (2, 27330190), (4, 13665095), (5, 10932076), (10, 5466038), (20, 2733019), (41, 1333180), (82, 666590), (164, 333295), (191, 286180), (205, 266636), (349, 156620), (382, 143090), (410, 133318), (698, 78310), (764, 71545), (820, 66659), (955, 57236), (1396, 39155), (1745, 31324), (1910, 28618), (3490, 15662), (3820, 14309), (6980, 7831)]