40208462

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 72410112

約数和(自身を除く): 32201650

約数列:

[1, 2, 7, 14, 23, 46, 161, 193, 322, 386, 647, 1294, 1351, 2702, 4439, 4529, 8878, 9058, 14881, 29762, 31073, 62146, 104167, 124871, 208334, 249742, 874097, 1748194, 2872033, 5744066, 20104231, 40208462]

約数ペア:

[(1, 40208462), (2, 20104231), (7, 5744066), (14, 2872033), (23, 1748194), (46, 874097), (161, 249742), (193, 208334), (322, 124871), (386, 104167), (647, 62146), (1294, 31073), (1351, 29762), (2702, 14881), (4439, 9058), (4529, 8878)]