28473760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{25423}}^1$

素因数の和:25445

約数の個数: 48

約数和(自身を含む): 76882176

約数和(自身を除く): 48408416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 25423, 50846, 101692, 127115, 177961, 203384, 254230, 355922, 406768, 508460, 711844, 813536, 889805, 1016920, 1423688, 1779610, 2033840, 2847376, 3559220, 4067680, 5694752, 7118440, 14236880, 28473760]

約数ペア:

[(1, 28473760), (2, 14236880), (4, 7118440), (5, 5694752), (7, 4067680), (8, 3559220), (10, 2847376), (14, 2033840), (16, 1779610), (20, 1423688), (28, 1016920), (32, 889805), (35, 813536), (40, 711844), (56, 508460), (70, 406768), (80, 355922), (112, 254230), (140, 203384), (160, 177961), (224, 127115), (280, 101692), (560, 50846), (1120, 25423)]