85014740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{547}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 188731200

約数和(自身を除く): 103716460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 409, 547, 818, 1094, 1636, 2045, 2188, 2735, 4090, 5470, 7771, 8180, 10393, 10940, 15542, 20786, 31084, 38855, 41572, 51965, 77710, 103930, 155420, 207860, 223723, 447446, 894892, 1118615, 2237230, 4250737, 4474460, 8501474, 17002948, 21253685, 42507370, 85014740]

約数ペア:

[(1, 85014740), (2, 42507370), (4, 21253685), (5, 17002948), (10, 8501474), (19, 4474460), (20, 4250737), (38, 2237230), (76, 1118615), (95, 894892), (190, 447446), (380, 223723), (409, 207860), (547, 155420), (818, 103930), (1094, 77710), (1636, 51965), (2045, 41572), (2188, 38855), (2735, 31084), (4090, 20786), (5470, 15542), (7771, 10940), (8180, 10393)]