203420270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{26113}}^1$

素因数の和:26180

約数の個数: 32

約数和(自身を含む): 394843680

約数和(自身を除く): 191423410

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 26113, 52226, 130565, 261130, 496147, 992294, 1070633, 2141266, 2480735, 4961470, 5353165, 10706330, 20342027, 40684054, 101710135, 203420270]

約数ペア:

[(1, 203420270), (2, 101710135), (5, 40684054), (10, 20342027), (19, 10706330), (38, 5353165), (41, 4961470), (82, 2480735), (95, 2141266), (190, 1070633), (205, 992294), (410, 496147), (779, 261130), (1558, 130565), (3895, 52226), (7790, 26113)]