2018857980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{634861}}^1$

素因数の和:634926

約数の個数: 48

約数和(自身を含む): 5759468064

約数和(自身を除く): 3740610084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 634861, 1269722, 1904583, 2539444, 3174305, 3809166, 6348610, 7618332, 9522915, 12697220, 19045830, 33647633, 38091660, 67295266, 100942899, 134590532, 168238165, 201885798, 336476330, 403771596, 504714495, 672952660, 1009428990, 2018857980]

約数ペア:

[(1, 2018857980), (2, 1009428990), (3, 672952660), (4, 504714495), (5, 403771596), (6, 336476330), (10, 201885798), (12, 168238165), (15, 134590532), (20, 100942899), (30, 67295266), (53, 38091660), (60, 33647633), (106, 19045830), (159, 12697220), (212, 9522915), (265, 7618332), (318, 6348610), (530, 3809166), (636, 3174305), (795, 2539444), (1060, 1904583), (1590, 1269722), (3180, 634861)]