28115210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1447}}^1$

素因数の和:1550

約数の個数: 32

約数和(自身を含む): 53170560

約数和(自身を除く): 25055350

約数列:

[1, 2, 5, 10, 29, 58, 67, 134, 145, 290, 335, 670, 1447, 1943, 2894, 3886, 7235, 9715, 14470, 19430, 41963, 83926, 96949, 193898, 209815, 419630, 484745, 969490, 2811521, 5623042, 14057605, 28115210]

約数ペア:

[(1, 28115210), (2, 14057605), (5, 5623042), (10, 2811521), (29, 969490), (58, 484745), (67, 419630), (134, 209815), (145, 193898), (290, 96949), (335, 83926), (670, 41963), (1447, 19430), (1943, 14470), (2894, 9715), (3886, 7235)]