2018992960

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{48163}}^1$

素因数の和:48311

約数の個数: 56

約数和(自身を含む): 4844527776

約数和(自身を除く): 2825534816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 8384, 10480, 20960, 41920, 48163, 96326, 192652, 240815, 385304, 481630, 770608, 963260, 1541216, 1926520, 3082432, 3853040, 6309353, 7706080, 12618706, 15412160, 25237412, 31546765, 50474824, 63093530, 100949648, 126187060, 201899296, 252374120, 403798592, 504748240, 1009496480, 2018992960]

約数ペア:

[(1, 2018992960), (2, 1009496480), (4, 504748240), (5, 403798592), (8, 252374120), (10, 201899296), (16, 126187060), (20, 100949648), (32, 63093530), (40, 50474824), (64, 31546765), (80, 25237412), (131, 15412160), (160, 12618706), (262, 7706080), (320, 6309353), (524, 3853040), (655, 3082432), (1048, 1926520), (1310, 1541216), (2096, 963260), (2620, 770608), (4192, 481630), (5240, 385304), (8384, 240815), (10480, 192652), (20960, 96326), (41920, 48163)]