239464820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{23431}}^1$

素因数の和:23520

約数の個数: 48

約数和(自身を含む): 582613248

約数和(自身を除く): 343148428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 23431, 46862, 93724, 117155, 164017, 234310, 328034, 468620, 656068, 820085, 1640170, 1710463, 3280340, 3420926, 6841852, 8552315, 11973241, 17104630, 23946482, 34209260, 47892964, 59866205, 119732410, 239464820]

約数ペア:

[(1, 239464820), (2, 119732410), (4, 59866205), (5, 47892964), (7, 34209260), (10, 23946482), (14, 17104630), (20, 11973241), (28, 8552315), (35, 6841852), (70, 3420926), (73, 3280340), (140, 1710463), (146, 1640170), (292, 820085), (365, 656068), (511, 468620), (730, 328034), (1022, 234310), (1460, 164017), (2044, 117155), (2555, 93724), (5110, 46862), (10220, 23431)]