13781180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{569}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 33324480

約数和(自身を除く): 19543300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 569, 692, 865, 1138, 1211, 1730, 2276, 2422, 2845, 3460, 3983, 4844, 5690, 6055, 7966, 11380, 12110, 15932, 19915, 24220, 39830, 79660, 98437, 196874, 393748, 492185, 689059, 984370, 1378118, 1968740, 2756236, 3445295, 6890590, 13781180]

約数ペア:

[(1, 13781180), (2, 6890590), (4, 3445295), (5, 2756236), (7, 1968740), (10, 1378118), (14, 984370), (20, 689059), (28, 492185), (35, 393748), (70, 196874), (140, 98437), (173, 79660), (346, 39830), (569, 24220), (692, 19915), (865, 15932), (1138, 12110), (1211, 11380), (1730, 7966), (2276, 6055), (2422, 5690), (2845, 4844), (3460, 3983)]