15698751740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{806719}}^1$

素因数の和:806874

約数の個数: 48

約数和(自身を含む): 37948108800

約数和(自身を除く): 22249357060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 19460, 806719, 1613438, 3226876, 4033595, 5647033, 8067190, 11294066, 16134380, 22588132, 28235165, 56470330, 112133941, 112940660, 224267882, 448535764, 560669705, 784937587, 1121339410, 1569875174, 2242678820, 3139750348, 3924687935, 7849375870, 15698751740]

約数ペア:

[(1, 15698751740), (2, 7849375870), (4, 3924687935), (5, 3139750348), (7, 2242678820), (10, 1569875174), (14, 1121339410), (20, 784937587), (28, 560669705), (35, 448535764), (70, 224267882), (139, 112940660), (140, 112133941), (278, 56470330), (556, 28235165), (695, 22588132), (973, 16134380), (1390, 11294066), (1946, 8067190), (2780, 5647033), (3892, 4033595), (4865, 3226876), (9730, 1613438), (19460, 806719)]