2017798300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{4483}}^1$

素因数の和:5147

約数の個数: 72

約数和(自身を含む): 5013040256

約数和(自身を除く): 2995241956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 643, 700, 1286, 2572, 3215, 4483, 4501, 6430, 8966, 9002, 12860, 16075, 17932, 18004, 22415, 22505, 31381, 32150, 44830, 45010, 62762, 64300, 89660, 90020, 112075, 112525, 125524, 156905, 224150, 225050, 313810, 448300, 450100, 627620, 784525, 1569050, 2882569, 3138100, 5765138, 11530276, 14412845, 20177983, 28825690, 40355966, 57651380, 72064225, 80711932, 100889915, 144128450, 201779830, 288256900, 403559660, 504449575, 1008899150, 2017798300]

約数ペア:

[(1, 2017798300), (2, 1008899150), (4, 504449575), (5, 403559660), (7, 288256900), (10, 201779830), (14, 144128450), (20, 100889915), (25, 80711932), (28, 72064225), (35, 57651380), (50, 40355966), (70, 28825690), (100, 20177983), (140, 14412845), (175, 11530276), (350, 5765138), (643, 3138100), (700, 2882569), (1286, 1569050), (2572, 784525), (3215, 627620), (4483, 450100), (4501, 448300), (6430, 313810), (8966, 225050), (9002, 224150), (12860, 156905), (16075, 125524), (17932, 112525), (18004, 112075), (22415, 90020), (22505, 89660), (31381, 64300), (32150, 62762), (44830, 45010)]